| 1 | Systems Analysis | 145 | 10.4K | 1 | 12 |
| 2 | Propulsion | 85 | 5.4K | 61 | 53 |
| 3 | Meteorology | 104 | 5.1K | 10 | 20 |
| 4 | Global Ecology | 46 | 5.0K | 5 | 6 |
| 5 | Propulsion | 89 | 4.6K | 68 | 67 |
| 6 | Biology | 34 | 4.1K | 16 | 8 |
| 7 | Atmospheric Physics | 135 | 3.8K | 19 | 23 |
| 8 | Physical Geography | 36 | 3.3K | 7 | 9 |
| 9 | Meteorology | 29 | 3.2K | 20 | 21 |
| 10 | Environmental Science | 43 | 3.1K | 25 | 32 |
| 11 | Geography | 41 | 2.9K | 1 | 10 |
| 12 | Ecology | 23 | 2.8K | 7 | 9 |
| 13 | Ecology | 34 | 2.8K | 32 | 15 |
| 14 | Environmental Biology | 22 | 2.7K | 7 | 9 |
| 15 | Geography | 48 | 2.7K | 10 | 20 |
| 16 | Environmental Engineering | 39 | 2.7K | 9 | 17 |
| 17 | Education | 5 | 2.5K | 1 | 4 |
| 18 | Renewable Energy | 30 | 2.3K | 88 | 75 |
| 19 | Earth Science | 5 | 2.2K | 67 | 15 |
| 20 | Environmental Science | 6 | 2.1K | 23 | 3 |
| 21 | Education | 33 | 2.1K | 111 | 69 |
| 22 | Geography | 18 | 2.1K | 29 | 22 |
| 23 | Public Policy | 40 | 2.0K | 6 | 16 |
| 24 | Remote Sensing | 23 | 2.0K | 4 | 6 |
| 25 | Psychology | 3 | 2.0K | 369 | 24 |
| 25 | Psychology | 3 | 2.0K | 135 | 7 |
| 27 | Environmental Engineering | 40 | 2.0K | 14 | 21 |
| 28 | Chemistry | 2 | 2.0K | 95 | 2 |
| 29 | Sustainable Development | 54 | 1.9K | 6 | 26 |
| 30 | Zoology | 10 | 1.8K | 184 | 94 |
| 31 | Physical Geography | 37 | 1.8K | 8 | 17 |
| 32 | Geography | 18 | 1.7K | 3 | 4 |
| 33 | Mathematics | 36 | 1.7K | 14 | 30 |
| 34 | Public Health | 39 | 1.7K | 295 | 375 |
| 34 | Geography | 10 | 1.7K | 42 | 27 |
| 36 | Environmental Physics | 20 | 1.7K | 20 | 20 |
| 37 | Geography | 8 | 1.6K | 14 | 12 |
| 38 | Physical Geography | 32 | 1.6K | 15 | 29 |
| 39 | Systems Analysis | 7 | 1.6K | 2 | 3 |
| 40 | Atmospheric Science | 36 | 1.6K | 7 | 13 |
| 41 | Ecology | 7 | 1.5K | 4 | 1 |
| 42 | Evolutionary Biology | 5 | 1.5K | 93 | 27 |
| 43 | Environmental Policy | 20 | 1.4K | 8 | 18 |
| 44 | Geography | 25 | 1.4K | 19 | 34 |
| 45 | Geography | 16 | 1.4K | 35 | 29 |
| 46 | Urban Planning | 20 | 1.4K | 9 | 9 |
| 47 | Environmental Engineering | 11 | 1.3K | 83 | 33 |
| 48 | Ecology | 14 | 1.3K | 35 | 17 |
| 49 | Evolutionary Biology | 3 | 1.3K | 214 | 56 |
| 50 | Economics | 23 | 1.3K | 220 | 172 |
| 51 | Ecology | 5 | 1.3K | 164 | 39 |
| 52 | Earth Science | 29 | 1.3K | 61 | 53 |
| 53 | Quality Management | 4 | 1.2K | 64 | 26 |
| 54 | Sustainable Development | 26 | 1.2K | 2 | 7 |
| 55 | Crop Science | 15 | 1.2K | 27 | 26 |
| 56 | Geography | 2 | 1.2K | 24 | 1 |
| 57 | Ecology | 36 | 1.2K | 139 | 165 |
| 58 | Biology | 1 | 1.2K | 555 | 22 |
| 58 | Ecology | 1 | 1.2K | 148 | 4 |
| 58 | Botany | 1 | 1.2K | 80 | 4 |
| 58 | Biology | 1 | 1.2K | 285 | 9 |
| 62 | Education | 15 | 1.2K | 60 | 33 |
| 63 | Crop Science | 15 | 1.2K | 129 | 79 |
| 64 | Geography | 9 | 1.2K | 57 | 23 |
| 65 | Economics | 1 | 1.1K | 177 | 18 |
| 66 | Process Engineering | 16 | 1.1K | 38 | 21 |
| 67 | Systems Analysis | 5 | 1.1K | 1 | 1 |
| 68 | Economics | 16 | 1.1K | 1 | 4 |
| 68 | Economics | 2 | 1.1K | 15 | 1 |
| 70 | Ecology | 19 | 1.1K | 7 | 12 |
| 71 | History of Science | 4 | 1.1K | 23 | 3 |
| 72 | Geography | 12 | 1.1K | 18 | 14 |
| 73 | Environmental Systems Analysis | 11 | 1.1K | 15 | 16 |
| 74 | Geography | 12 | 1.1K | 48 | 31 |
| 75 | Physical Geography | 4 | 1.1K | 1 | 1 |
| 76 | Environmental Systems Analysis | 10 | 1.1K | 15 | 16 |
| 77 | Biology | 2 | 1.0K | 303 | 71 |
| 77 | Economic Geology | 10 | 1.0K | 32 | 20 |
| 79 | Geography | 9 | 1.0K | 8 | 9 |
| 79 | Geography | 2 | 1.0K | 60 | 5 |
| 81 | Ecology | 12 | 1.0K | 32 | 29 |
| 81 | Biology | 1 | 1.0K | 175 | 27 |
| 81 | Astronomy | 1 | 1.0K | 290 | 40 |
| 81 | Geophysics | 1 | 1.0K | 144 | 18 |
| 81 | Geology | 1 | 1.0K | 154 | 20 |
| 81 | Psychology | 1 | 1.0K | 127 | 11 |
| 81 | Propulsion | 1 | 1.0K | 4 | 1 |
| 88 | Public Policy | 6 | 996 | 6 | 1 |
| 88 | Economics | 8 | 996 | 79 | 29 |
| 90 | Geography | 2 | 994 | 81 | 5 |
| 91 | Physical Geography | 8 | 991 | 3 | 7 |
| 91 | Geochemistry | 10 | 991 | 19 | 14 |
| 91 | Geochemistry | 10 | 991 | 1 | 2 |
| 94 | Atmospheric Science | 17 | 982 | 9 | 17 |
| 95 | Geography | 26 | 960 | 116 | 118 |
| 96 | Geography | 2 | 932 | 21 | 5 |
| 97 | Fluid Dynamics | 36 | 923 | 13 | 18 |
| 98 | Agronomy | 6 | 893 | 49 | 22 |
| 99 | Environmental Engineering | 6 | 854 | 44 | 22 |
| 100 | Environmental Physics | 16 | 853 | 13 | 18 |
| 101 | Environmental Science | 8 | 827 | 22 | 13 |
| 102 | Geography | 24 | 820 | 22 | 60 |
| 103 | Geography | 15 | 817 | 18 | 25 |
| 104 | Geography | 23 | 816 | 7 | 21 |
| 105 | Agronomy | 11 | 807 | 76 | 62 |
| 106 | Environmental Health | 21 | 803 | 54 | 96 |
| 107 | Environmental Science | 36 | 802 | 12 | 26 |
| 108 | Political Science | 12 | 799 | 213 | 132 |
| 109 | Applied Mechanics | 3 | 796 | 152 | 24 |
| 110 | Hydraulic Engineering | 17 | 791 | 35 | 25 |
| 111 | Geography | 11 | 787 | 8 | 10 |
| 112 | Ecology | 6 | 781 | 73 | 34 |
| 113 | Environmental Engineering | 15 | 778 | 15 | 28 |
| 114 | Risk Management | 3 | 773 | 14 | 2 |
| 115 | Ecology | 18 | 762 | 48 | 75 |
| 116 | Geography | 13 | 761 | 30 | 39 |
| 117 | Ecology | 18 | 758 | 56 | 74 |
| 118 | Environmental Engineering | 14 | 751 | 25 | 35 |
| 119 | Environmental Engineering | 13 | 748 | 75 | 64 |
| 120 | Biology | 1 | 746 | 271 | 28 |
| 120 | Marine Biology | 1 | 746 | 61 | 3 |
| 120 | Environmental Engineering | 10 | 746 | 29 | 31 |
| 120 | Chemistry | 1 | 746 | 255 | 26 |
| 120 | Remote Sensing | 1 | 746 | 17 | 1 |
| 120 | Biology | 1 | 746 | 1 | 2 |
| 120 | Chemistry | 1 | 746 | 1 | 1 |
| 127 | Ecology | 11 | 741 | 59 | 50 |
| 128 | Earth Science | 6 | 734 | 3 | 7 |
| 129 | Ecology | 9 | 731 | 82 | 82 |
| 129 | Geography | 12 | 731 | 1 | 1 |
| 129 | Evolutionary Biology | 9 | 731 | 81 | 83 |
| 132 | Geography | 6 | 721 | 20 | 21 |
| 132 | Geography | 14 | 721 | 29 | 40 |
| 134 | Physical Geography | 4 | 715 | 2 | 2 |
| 135 | Education | 9 | 714 | 67 | 41 |
| 136 | Biology | 9 | 709 | 127 | 101 |
| 137 | Economics | 8 | 706 | 2 | 3 |
| 138 | Agronomy | 16 | 691 | 38 | 57 |
| 139 | Environmental Science | 3 | 687 | 4 | 2 |
| 140 | Hydrology | 8 | 686 | 3 | 5 |
| 141 | Chemistry | 14 | 680 | 64 | 84 |
| 142 | Atmospheric Science | 26 | 679 | 22 | 41 |
| 143 | Ecology | 27 | 677 | 9 | 23 |
| 143 | Hydrology | 27 | 677 | 9 | 23 |
| 145 | Botany | 17 | 676 | 232 | 212 |
| 146 | Environmental Engineering | 11 | 669 | 35 | 28 |
| 147 | Geography | 21 | 667 | 5 | 24 |
| 148 | Metabolism | 3 | 662 | 17 | 4 |
| 149 | Geography | 8 | 661 | 52 | 33 |
| 150 | Ecology | 8 | 656 | 90 | 86 |
| 150 | Agricultural Economics | 18 | 656 | 12 | 10 |
| 152 | Civil Engineering | 12 | 651 | 135 | 99 |
| 153 | Remote Sensing | 18 | 648 | 60 | 64 |
| 154 | Physical Geography | 8 | 647 | 1 | 3 |
| 155 | Biology | 5 | 645 | 204 | 81 |
| 156 | Evolutionary Biology | 6 | 644 | 103 | 70 |
| 157 | Geography | 7 | 639 | 46 | 37 |
| 158 | Physical Geography | 1 | 637 | 18 | 4 |
| 159 | Ecology | 8 | 636 | 30 | 32 |
| 160 | Hydrology | 12 | 630 | 8 | 14 |
| 161 | Atmospheric Science | 12 | 617 | 36 | 33 |
| 162 | Biology | 1 | 611 | 400 | 41 |
| 163 | Evolutionary Biology | 9 | 599 | 146 | 140 |
| 164 | Environmental Science | 18 | 590 | 24 | 63 |
| 164 | Architecture | 1 | 590 | 167 | 29 |
| 166 | Biology | 9 | 586 | 57 | 64 |
| 167 | Economics | 12 | 582 | 7 | 10 |
| 168 | Mathematics | 5 | 581 | 161 | 45 |
| 168 | Statistics | 5 | 581 | 111 | 27 |
| 170 | Ecology | 12 | 573 | 60 | 97 |
| 170 | Evolutionary Biology | 12 | 573 | 59 | 96 |
| 172 | Mechanical Engineering | 15 | 571 | 65 | 91 |
| 173 | Agroforestry | 12 | 564 | 43 | 58 |
| 174 | Systems Analysis | 6 | 559 | 1 | 2 |
| 175 | Geology | 3 | 557 | 30 | 7 |
| 176 | Hydrology | 14 | 552 | 5 | 10 |
| 176 | Hydraulic Engineering | 14 | 552 | 5 | 9 |
| 178 | Geophysics | 6 | 550 | 46 | 40 |
| 179 | Oceanography | 15 | 546 | 87 | 123 |
| 180 | Geography | 10 | 536 | 4 | 10 |
| 181 | Environmental Health | 2 | 535 | 1 | 1 |
| 182 | Systems Analysis | 7 | 531 | 2 | 6 |
| 183 | Renewable Energy | 7 | 530 | 21 | 22 |
| 184 | Environmental Engineering | 5 | 524 | 80 | 48 |
| 185 | Regional Planning | 18 | 514 | 52 | 68 |
| 186 | Civil Engineering | 5 | 508 | 53 | 28 |
| 187 | Environmental Engineering | 8 | 507 | 62 | 29 |
| 187 | Physical Geography | 19 | 507 | 4 | 21 |
| 189 | Oceanography | 20 | 503 | 170 | 303 |
| 190 | Geography | 10 | 502 | 3 | 11 |
| 191 | Geography | 11 | 501 | 14 | 25 |
| 192 | Biology | 2 | 498 | 157 | 54 |
| 193 | Biology | 7 | 497 | 82 | 67 |
| 194 | Complex Systems | 1 | 494 | 2 | 2 |
| 195 | Geography | 3 | 492 | 8 | 2 |
| 196 | Ecology | 2 | 491 | 120 | 43 |
| 197 | Energy Policy | 2 | 487 | 8 | 3 |
| 198 | Geography | 7 | 485 | 33 | 31 |
| 199 | Information Technology | 13 | 483 | 76 | 37 |
| 200 | Forest Ecology | 10 | 480 | 44 | 57 |
| 201 | Environmental Engineering | 8 | 479 | 18 | 14 |
| 202 | Geography | 6 | 478 | 30 | 23 |
| 203 | Atmospheric Chemistry | 12 | 477 | 31 | 27 |
| 204 | Microbiology | 8 | 474 | 92 | 103 |
| 204 | Hydrology | 17 | 474 | 52 | 61 |
| 206 | Ecology | 7 | 470 | 83 | 94 |
| 206 | Geography | 15 | 470 | 21 | 47 |
| 206 | Political Science | 4 | 470 | 10 | 4 |
| 209 | Hydropower | 14 | 468 | 69 | 72 |
| 210 | Remote Sensing | 14 | 467 | 89 | 77 |
| 211 | Geography | 8 | 461 | 8 | 9 |
| 212 | Systems Analysis | 4 | 460 | 1 | 1 |
| 213 | History | 3 | 458 | 31 | 8 |
| 213 | History | 3 | 458 | 7 | 3 |
| 215 | Biology | 4 | 456 | 216 | 151 |
| 216 | Ecology | 6 | 455 | 129 | 91 |
| 217 | Dynamics | 4 | 453 | 38 | 15 |
| 218 | Systems Analysis | 8 | 452 | 2 | 6 |
| 219 | Economics | 12 | 451 | 42 | 67 |
| 220 | Geography | 20 | 449 | 12 | 46 |
| 221 | Project Management | 6 | 448 | 18 | 19 |
| 222 | Economic Geology | 6 | 446 | 43 | 40 |
| 223 | Ecology | 2 | 444 | 160 | 22 |
| 224 | Zoology | 1 | 436 | 290 | 73 |
| 224 | Botany | 1 | 436 | 280 | 71 |
| 224 | Evolutionary Biology | 1 | 436 | 6 | 2 |
| 224 | Environmental Engineering | 1 | 436 | 53 | 6 |
| 224 | Biology | 1 | 436 | 261 | 7 |
| 224 | Ecology | 1 | 436 | 19 | 2 |
| 230 | Meteorology | 8 | 435 | 38 | 21 |
| 231 | Civil Engineering | 9 | 434 | 7 | 17 |
| 231 | Environmental Systems | 5 | 434 | 1 | 3 |
| 233 | Systems Analysis | 9 | 431 | 22 | 31 |
| 233 | Environmental Policy | 7 | 431 | 1 | 1 |
| 235 | Propulsion | 10 | 427 | 8 | 18 |
| 236 | Ecology | 5 | 424 | 97 | 46 |
| 237 | Civil Engineering | 1 | 422 | 14 | 3 |
| 237 | Environmental Engineering | 1 | 422 | 30 | 2 |
| 239 | Tropical Meteorology | 16 | 421 | 38 | 44 |
| 240 | Geography | 9 | 420 | 34 | 50 |
| 241 | Environmental Science | 7 | 419 | 40 | 39 |
| 242 | Geography | 8 | 418 | 53 | 77 |
| 242 | Geography | 11 | 418 | 35 | 59 |
| 244 | Public Health | 2 | 417 | 402 | 154 |
| 245 | Public Health | 12 | 415 | 153 | 232 |
| 246 | Geography | 11 | 414 | 13 | 22 |
| 247 | Ecology | 8 | 413 | 92 | 117 |
| 247 | Environmental Engineering | 10 | 413 | 23 | 27 |
| 249 | Environmental Engineering | 8 | 412 | 38 | 23 |
| 250 | Geography | 4 | 411 | 26 | 16 |
| 250 | Economics | 2 | 411 | 9 | 1 |
| 250 | Law | 2 | 411 | 3 | 1 |
| 253 | Mechanical Engineering | 2 | 408 | 287 | 119 |
| 254 | Physical Geography | 1 | 405 | 6 | 1 |
| 254 | Environmental Engineering | 4 | 405 | 19 | 7 |
| 256 | Political Science | 2 | 399 | 82 | 10 |
| 257 | Geography | 6 | 397 | 41 | 28 |
| 257 | Environmental Policy | 1 | 397 | 13 | 6 |
| 259 | Geography | 10 | 396 | 11 | 16 |
| 260 | Public Health | 12 | 395 | 68 | 82 |
| 260 | Biology | 3 | 395 | 170 | 68 |
| 262 | Geography | 14 | 391 | 78 | 144 |
| 263 | Environmental Engineering | 6 | 390 | 50 | 43 |
| 264 | Public Policy | 5 | 389 | 42 | 25 |
| 265 | Botany | 6 | 388 | 12 | 10 |
| 265 | Geography | 4 | 388 | 7 | 7 |
| 265 | Landscape Ecology | 6 | 388 | 12 | 10 |
| 265 | Climatology | 4 | 388 | 4 | 4 |
| 265 | Dynamics | 4 | 388 | 4 | 4 |
| 270 | Environmental Systems | 5 | 387 | 14 | 23 |
| 271 | Geography | 11 | 385 | 40 | 48 |
| 271 | Environmental Engineering | 1 | 385 | 18 | 4 |
| 273 | Chemistry | 9 | 380 | 290 | 290 |
| 274 | Environmental Engineering | 11 | 379 | 68 | 156 |
| 274 | Sustainable Development | 5 | 379 | 73 | 44 |
| 276 | Applied Physics | 11 | 378 | 56 | 87 |
| 276 | Applied Mathematics | 11 | 378 | 49 | 81 |
| 278 | Geography | 2 | 377 | 129 | 65 |
| 278 | Sustainability Science | 1 | 377 | 14 | 3 |
| 280 | Atmospheric Science | 4 | 375 | 8 | 3 |
| 281 | Environmental Engineering | 8 | 374 | 52 | 37 |
| 282 | Industrial Chemistry | 1 | 371 | 203 | 15 |
| 283 | Education | 10 | 370 | 305 | 335 |
| 284 | Public Health | 5 | 369 | 1390 | 901 |
| 285 | Civil Engineering | 5 | 367 | 83 | 58 |
| 285 | Biology | 7 | 367 | 431 | 293 |
| 287 | Education | 9 | 366 | 210 | 192 |
| 287 | Hydrology | 2 | 366 | 1 | 1 |
| 289 | Marine Environmental Science | 5 | 363 | 176 | 85 |
| 290 | Ecology | 4 | 361 | 71 | 55 |
| 290 | Hydrology | 4 | 361 | 69 | 55 |
| 292 | Botany | 2 | 357 | 47 | 8 |
| 293 | Geography | 5 | 356 | 26 | 14 |
| 293 | Public Policy | 12 | 356 | 4 | 22 |
| 295 | Economics | 2 | 352 | 307 | 94 |
| 295 | Biology | 1 | 352 | 50 | 24 |
| 297 | Environmental Engineering | 3 | 349 | 42 | 25 |
| 298 | Economic History | 1 | 348 | 58 | 3 |
| 299 | Public Health | 13 | 347 | 233 | 328 |
| 299 | Zoology | 3 | 347 | 138 | 76 |
| 301 | Geography | 8 | 346 | 71 | 95 |
| 301 | Systems Ecology | 4 | 346 | 20 | 14 |
| 303 | Geography | 8 | 345 | 74 | 99 |
| 304 | Biology | 3 | 344 | 158 | 99 |
| 305 | Agroecology | 9 | 343 | 61 | 62 |
| 306 | Civil Engineering | 5 | 342 | 102 | 61 |
| 307 | Environmental Science | 10 | 341 | 113 | 132 |
| 308 | Geography | 3 | 340 | 23 | 8 |
| 309 | Ecology | 2 | 339 | 145 | 51 |
| 310 | Earth Science | 2 | 336 | 117 | 50 |
| 311 | Meteorology | 10 | 335 | 41 | 60 |
| 311 | Environmental Science | 8 | 335 | 64 | 79 |
| 313 | Anthropology | 6 | 334 | 3 | 2 |
| 313 | Sociology | 6 | 334 | 3 | 2 |
| 313 | Biology | 2 | 334 | 15 | 2 |
| 313 | Biology | 2 | 334 | 180 | 21 |
| 313 | Botany | 2 | 334 | 24 | 3 |
| 313 | Environmental Engineering | 9 | 334 | 32 | 45 |
| 313 | Public Policy | 9 | 334 | 5 | 9 |
| 313 | Botany | 2 | 334 | 44 | 7 |
| 321 | Meteorology | 8 | 330 | 39 | 46 |
| 321 | Civil Engineering | 5 | 330 | 75 | 45 |
| 323 | Sustainable Development | 5 | 329 | 43 | 27 |
| 324 | Hydraulic Engineering | 11 | 328 | 48 | 55 |
| 325 | Geography | 2 | 326 | 60 | 15 |
| 325 | Crop Science | 6 | 326 | 2 | 6 |
| 327 | Meteorology | 5 | 325 | 44 | 32 |
| 328 | Remote Sensing | 5 | 324 | 4 | 7 |
| 329 | Hydrology | 6 | 323 | 3 | 3 |
| 330 | Zoology | 1 | 319 | 7 | 1 |
| 330 | Ecology | 1 | 319 | 25 | 9 |
| 332 | Civil Engineering | 7 | 317 | 51 | 57 |
| 333 | Remote Sensing | 1 | 316 | 43 | 14 |
| 333 | Sustainable Development | 1 | 316 | 46 | 5 |
| 333 | Ecology | 1 | 316 | 3 | 1 |
| 336 | Earth Science | 7 | 314 | 19 | 31 |
| 336 | Geophysics | 1 | 314 | 195 | 89 |
| 338 | Civil Engineering | 8 | 313 | 9 | 16 |
| 338 | Atmospheric Science | 5 | 313 | 7 | 10 |
| 340 | Earth Science | 1 | 312 | 40 | 13 |
| 340 | Modern History | 1 | 312 | 7 | 3 |
| 342 | Economics | 1 | 308 | 356 | 73 |
| 342 | Economics | 1 | 308 | 267 | 33 |
| 342 | Statistics | 1 | 308 | 111 | 25 |
| 342 | Applied Mathematics | 1 | 308 | 107 | 24 |
| 346 | Resource Economics | 4 | 307 | 73 | 40 |
| 347 | Public Health | 10 | 304 | 342 | 449 |
| 348 | Geography | 7 | 303 | 57 | 65 |
| 349 | Earth Science | 6 | 301 | 121 | 109 |
| 350 | Geography | 6 | 300 | 31 | 28 |
| 350 | Education | 17 | 300 | 82 | 161 |
| 352 | Meteorology | 2 | 298 | 3 | 1 |
| 353 | Meteorology | 7 | 297 | 24 | 37 |
| 354 | Environmental Science | 9 | 296 | 12 | 42 |
| 354 | Geography | 9 | 296 | 39 | 71 |
| 356 | Education | 9 | 295 | 221 | 168 |
| 357 | Biostatistics | 4 | 294 | 253 | 209 |
| 358 | Statistics | 1 | 290 | 212 | 61 |
| 358 | Hydrology | 4 | 290 | 14 | 26 |
| 360 | Astronomy | 4 | 289 | 70 | 28 |
| 360 | Geography | 6 | 289 | 93 | 87 |
| 362 | Atmospheric Science | 3 | 287 | 12 | 11 |
| 363 | Public Policy | 1 | 285 | 16 | 5 |
| 364 | Mechanical Engineering | 3 | 284 | 154 | 50 |
| 365 | Public Health | 5 | 282 | 151 | 115 |
| 365 | Environmental Engineering | 10 | 282 | 99 | 148 |
| 365 | Landscape Architecture | 6 | 282 | 13 | 13 |
| 368 | Economics | 1 | 281 | 69 | 21 |
| 368 | Earth Science | 1 | 281 | 18 | 8 |
| 368 | Economics | 7 | 281 | 4 | 6 |
| 368 | Sustainable Development | 1 | 281 | 56 | 14 |
| 368 | Sustainable Development | 1 | 281 | 2 | 1 |
| 373 | Ecology | 2 | 280 | 130 | 83 |
| 373 | Biology | 1 | 280 | 322 | 84 |
| 373 | Biology | 1 | 280 | 124 | 23 |
| 373 | Statistics | 18 | 280 | 1112 | 1815 |
| 373 | Plant Ecology | 1 | 280 | 59 | 29 |
| 373 | Economics | 4 | 280 | 125 | 75 |
| 373 | Environmental Policy | 4 | 280 | 34 | 31 |
| 373 | Public Health | 10 | 280 | 61 | 73 |
| 381 | Anthropology | 3 | 279 | 35 | 24 |
| 381 | Ecology | 2 | 279 | 226 | 100 |
| 381 | Evolutionary Biology | 2 | 279 | 206 | 83 |
| 381 | Mechanical Engineering | 7 | 279 | 102 | 132 |
| 381 | Computer Science | 2 | 279 | 120 | 40 |
| 386 | Zoology | 1 | 278 | 263 | 127 |
| 386 | Economics | 2 | 278 | 63 | 15 |
| 388 | Public Health | 11 | 277 | 83 | 128 |
| 389 | Environmental Engineering | 15 | 275 | 73 | 184 |
| 389 | Hydraulic Engineering | 5 | 275 | 5 | 2 |
| 391 | Plant Ecology | 3 | 272 | 40 | 39 |
| 392 | Environmental Science | 19 | 271 | 19 | 80 |
| 393 | Geography | 6 | 270 | 65 | 64 |
| 394 | Geography | 4 | 269 | 45 | 28 |
| 394 | Environmental Science | 2 | 269 | 17 | 11 |
| 396 | Environmental Science | 3 | 268 | 25 | 19 |
| 396 | Ecology | 3 | 268 | 27 | 21 |
| 398 | Energy Systems | 4 | 267 | 1 | 1 |
| 399 | Geography | 3 | 266 | 37 | 17 |
| 400 | Environmental Systems | 5 | 265 | 43 | 45 |
| 400 | Environmental Science | 1 | 265 | 45 | 16 |
| 402 | Cartography | 2 | 264 | 57 | 15 |
| 402 | Geography | 2 | 264 | 7 | 2 |
| 402 | Ecology | 2 | 264 | 24 | 4 |
| 402 | Bioenergy | 7 | 264 | 47 | 79 |
| 406 | Geography | 3 | 263 | 74 | 55 |
| 407 | Chemistry | 6 | 262 | 289 | 301 |
| 407 | Geology | 7 | 262 | 54 | 80 |
| 407 | Construction Engineering | 4 | 262 | 86 | 55 |
| 407 | Cartography | 1 | 262 | 3 | 6 |
| 411 | Biology | 2 | 261 | 243 | 105 |
| 412 | Genetics | 3 | 260 | 447 | 275 |
| 412 | Ecology | 3 | 260 | 142 | 98 |
| 412 | Civil Engineering | 1 | 260 | 88 | 19 |
| 412 | Hydrology | 7 | 260 | 62 | 73 |
| 416 | Environmental Science | 2 | 259 | 31 | 8 |
| 417 | Physical Oceanography | 15 | 257 | 30 | 38 |
| 418 | Geography | 10 | 256 | 38 | 76 |
| 418 | Geography | 7 | 256 | 1 | 6 |
| 418 | Environmental Science | 4 | 256 | 15 | 28 |
| 421 | Geography | 5 | 254 | 6 | 9 |
| 421 | Sustainable Engineering | 11 | 254 | 39 | 98 |
| 423 | Geography | 4 | 253 | 32 | 15 |
| 424 | Environmental Engineering | 12 | 252 | 36 | 97 |
| 424 | Animal Science | 1 | 252 | 108 | 33 |
| 424 | Public Policy | 4 | 252 | 2 | 1 |
| 427 | Geography | 6 | 251 | 29 | 44 |
| 428 | Developmental Biology | 4 | 250 | 223 | 184 |
| 429 | Oceanography | 7 | 249 | 58 | 80 |
| 430 | Ecology | 7 | 248 | 80 | 70 |
| 430 | Mechanical Engineering | 3 | 248 | 91 | 35 |
| 432 | Surveying | 8 | 246 | 110 | 99 |
| 433 | Political Science | 2 | 245 | 36 | 7 |
| 433 | Sustainability Science | 4 | 245 | 34 | 46 |
| 435 | Environmental Science | 3 | 244 | 84 | 49 |
| 435 | Civil Engineering | 3 | 244 | 102 | 52 |
| 437 | Public Health | 8 | 242 | 126 | 184 |
| 438 | Environmental Engineering | 8 | 241 | 28 | 51 |
| 439 | Physical Chemistry | 1 | 239 | 120 | 40 |
| 440 | Environmental Engineering | 3 | 238 | 261 | 151 |
| 441 | Environmental Engineering | 3 | 237 | 39 | 14 |
| 442 | Environmental Engineering | 5 | 236 | 127 | 118 |
| 442 | Earth Science | 6 | 236 | 140 | 102 |
| 444 | Biology | 1 | 234 | 464 | 52 |
| 444 | Biology | 4 | 234 | 123 | 144 |
| 444 | Vertebrate Zoology | 1 | 234 | 47 | 5 |
| 444 | Environmental Science | 2 | 234 | 3 | 1 |
| 444 | Vertebrate Zoology | 1 | 234 | 2 | 1 |
| 444 | Food Policy | 4 | 234 | 53 | 48 |
| 450 | Materials Science | 1 | 233 | 110 | 52 |
| 450 | Applied Physics | 1 | 233 | 173 | 73 |
| 452 | Public Policy | 5 | 232 | 54 | 41 |
| 452 | Renewable Energy | 1 | 232 | 9 | 4 |
| 454 | Geography | 6 | 231 | 82 | 102 |
| 454 | Manufacturing Systems Engineering | 2 | 231 | 74 | 23 |
| 456 | Public Policy | 7 | 230 | 28 | 69 |
| 456 | History | 1 | 230 | 9 | 1 |
| 456 | History | 1 | 230 | 121 | 34 |
| 459 | Mechanical Engineering | 9 | 229 | 96 | 166 |
| 460 | Geography | 9 | 228 | 4 | 36 |
| 460 | Environmental Engineering | 2 | 228 | 20 | 7 |
| 462 | Environmental Engineering | 11 | 227 | 60 | 170 |
| 462 | Geography | 4 | 227 | 8 | 9 |
| 462 | Environmental Science | 4 | 227 | 2 | 7 |
| 465 | Economics | 4 | 226 | 9 | 8 |
| 465 | Biology | 4 | 226 | 232 | 214 |
| 467 | Meteorology | 10 | 225 | 26 | 28 |
| 468 | Environmental Engineering | 14 | 224 | 48 | 164 |
| 468 | Mechanical Engineering | 1 | 224 | 602 | 204 |
| 468 | Systems Analysis | 1 | 224 | 4 | 1 |
| 471 | Geography | 4 | 223 | 52 | 41 |
| 471 | Resource Economics | 6 | 223 | 15 | 21 |
| 473 | Sociology | 1 | 221 | 122 | 38 |
| 473 | Development Economics | 8 | 221 | 17 | 27 |
| 475 | Education | 1 | 220 | 21 | 2 |
| 475 | Meteorology | 5 | 220 | 17 | 17 |
| 475 | Climatology | 5 | 220 | 15 | 17 |
| 475 | Ecology | 1 | 220 | 2 | 1 |
| 479 | Education | 7 | 218 | 37 | 41 |
| 480 | Geography | 10 | 217 | 14 | 26 |
| 481 | Geography | 1 | 216 | 8 | 4 |
| 482 | Geography | 5 | 214 | 11 | 27 |
| 482 | Civil Engineering | 13 | 214 | 32 | 68 |
| 484 | Dynamics | 4 | 213 | 6 | 12 |
| 485 | Civil Engineering | 4 | 212 | 2 | 3 |
| 485 | Civil Engineering | 4 | 212 | 84 | 66 |
| 485 | Geography | 4 | 212 | 59 | 60 |
| 485 | Soil Science | 3 | 212 | 230 | 157 |
| 485 | Political Science | 3 | 212 | 15 | 6 |
| 485 | Dynamics | 4 | 212 | 97 | 82 |
| 485 | Dynamics | 4 | 212 | 71 | 61 |
| 492 | Astrophysics | 2 | 211 | 214 | 143 |
| 492 | Atmospheric Science | 9 | 211 | 12 | 9 |
| 494 | Geography | 3 | 210 | 93 | 84 |
| 494 | Global Ecology | 2 | 210 | 1 | 2 |
| 496 | Ecology | 1 | 209 | 3 | 1 |
| 496 | Ecology | 1 | 209 | 45 | 7 |
| 498 | Geography | 7 | 207 | 32 | 24 |
| 498 | Physical Geography | 4 | 207 | 1 | 9 |
| 500 | Astronomy | 7 | 206 | 53 | 70 |
| 500 | Environmental Engineering | 3 | 206 | 14 | 20 |
| 500 | Economics | 4 | 206 | 20 | 37 |
| 500 | Soil Science | 2 | 206 | 35 | 5 |
| 500 | Astronomy | 7 | 206 | 3 | 14 |
| 505 | Bioenergy | 6 | 205 | 24 | 43 |
| 505 | Systems Analysis | 3 | 205 | 2 | 2 |
| 507 | Geography | 2 | 204 | 75 | 27 |
| 507 | Astronomy | 1 | 204 | 102 | 18 |
| 507 | Geology | 2 | 204 | 4 | 5 |
| 507 | Global Health | 7 | 204 | 83 | 110 |
| 507 | Environmental Engineering | 1 | 204 | 1 | 1 |
| 507 | Risk Management | 1 | 204 | 6 | 3 |
| 507 | Risk Management | 1 | 204 | 1 | 1 |
| 514 | Economics | 6 | 203 | 36 | 77 |
| 515 | Astronomy | 4 | 201 | 92 | 65 |
| 515 | Glaciology | 2 | 201 | 11 | 5 |
| 515 | Astronomy | 4 | 201 | 15 | 18 |
| 515 | Agricultural Meteorology | 5 | 201 | 13 | 13 |
| 515 | Hydrology | 3 | 201 | 2 | 3 |
| 515 | Civil Engineering | 1 | 201 | 2 | 1 |
| 521 | Geography | 8 | 200 | 34 | 71 |
| 521 | Economics | 7 | 200 | 30 | 48 |
| 521 | Wind Energy | 5 | 200 | 48 | 49 |
| 524 | Agricultural Economics | 8 | 199 | 15 | 17 |
| 524 | Environmental Science | 2 | 199 | 3 | 5 |
| 524 | Materials Science | 4 | 199 | 326 | 269 |
| 527 | Geography | 2 | 198 | 82 | 26 |
| 527 | Environmental Science | 8 | 198 | 4 | 24 |
| 527 | Electronics | 6 | 198 | 92 | 96 |
| 527 | Bioengineering | 6 | 198 | 93 | 110 |
| 531 | Biology | 3 | 197 | 40 | 51 |
| 531 | Meteorology | 3 | 197 | 42 | 25 |
| 531 | Systems Analysis | 1 | 197 | 9 | 4 |
| 531 | Environmental Planning | 8 | 197 | 3 | 7 |
| 535 | Landscape Architecture | 2 | 196 | 34 | 19 |
| 535 | Civil Engineering | 1 | 196 | 7 | 1 |
| 537 | Education | 5 | 195 | 66 | 52 |
| 537 | Sociology | 5 | 195 | 61 | 70 |
| 537 | Agricultural Economics | 5 | 195 | 32 | 32 |
| 537 | Resource Economics | 4 | 195 | 42 | 46 |
| 541 | Political Science | 2 | 194 | 5 | 4 |
| 542 | Geography | 3 | 193 | 32 | 32 |
| 543 | Atmospheric Science | 4 | 192 | 71 | 77 |
| 543 | Ecology | 4 | 192 | 73 | 43 |
| 543 | Geography | 7 | 192 | 61 | 100 |
| 543 | Aerospace Engineering | 2 | 192 | 237 | 168 |
| 543 | Hydrology | 3 | 192 | 47 | 48 |
| 543 | Remote Sensing | 3 | 192 | 44 | 48 |
| 543 | Hydropower | 4 | 192 | 28 | 33 |
| 550 | Ecology | 1 | 191 | 37 | 15 |
| 550 | Environmental Biology | 1 | 191 | 8 | 2 |
| 552 | Mathematics | 3 | 190 | 15 | 9 |
| 552 | Dynamics | 3 | 190 | 251 | 210 |
| 552 | Propulsion | 7 | 190 | 4 | 23 |
| 552 | Economics | 4 | 190 | 13 | 34 |
| 552 | Propulsion | 3 | 190 | 8 | 11 |
| 552 | Dynamics | 3 | 190 | 218 | 188 |
| 558 | Civil Engineering | 2 | 189 | 5 | 5 |
| 558 | Environmental Engineering | 2 | 189 | 6 | 5 |
| 558 | Construction Management | 2 | 189 | 5 | 5 |
| 558 | Meteorology | 6 | 189 | 15 | 21 |
| 562 | Meteorology | 2 | 188 | 25 | 24 |
| 562 | Civil Engineering | 3 | 188 | 17 | 9 |
| 562 | Geophysics | 2 | 188 | 25 | 24 |
| 562 | Sustainability Science | 1 | 188 | 2 | 1 |
| 566 | Biology | 3 | 187 | 66 | 23 |
| 566 | Biology | 4 | 187 | 411 | 460 |
| 568 | Geography | 8 | 186 | 79 | 133 |
| 568 | Civil Engineering | 3 | 186 | 24 | 26 |
| 570 | Biology | 2 | 185 | 278 | 166 |
| 570 | Biology | 1 | 185 | 58 | 20 |
| 572 | Atmospheric Physics | 4 | 184 | 10 | 5 |
| 572 | Dynamics | 3 | 184 | 10 | 16 |
| 574 | Political Science | 1 | 183 | 17 | 3 |
| 574 | Atmospheric Science | 6 | 183 | 27 | 30 |
| 574 | Political Science | 1 | 183 | 6 | 3 |
| 577 | Civil Engineering | 3 | 182 | 60 | 47 |
| 577 | Atmospheric Chemistry | 8 | 182 | 20 | 34 |
| 577 | Data Science | 1 | 182 | 88 | 23 |
| 577 | Physical Oceanography | 2 | 182 | 33 | 13 |
| 577 | Agronomy | 1 | 182 | 52 | 18 |
| 577 | Data Science | 1 | 182 | 1 | 1 |
| 583 | Biology | 1 | 181 | 363 | 148 |
| 583 | Journalism | 1 | 181 | 16 | 7 |
| 583 | International Relations | 1 | 181 | 124 | 30 |
| 583 | Sociology | 1 | 181 | 10 | 2 |
| 583 | Environmental Science | 7 | 181 | 54 | 88 |
| 588 | Environmental Engineering | 7 | 180 | 69 | 142 |
| 588 | Geography | 4 | 180 | 1 | 2 |
| 588 | Geology | 4 | 180 | 64 | 70 |
| 588 | Geophysics | 4 | 180 | 62 | 68 |
| 588 | Research and Education | 3 | 180 | 398 | 274 |
| 588 | Renewable Energy Systems | 2 | 180 | 140 | 66 |
| 588 | Renewable Energy Systems | 2 | 180 | 7 | 5 |
| 588 | Process Engineering | 2 | 180 | 1 | 3 |
| 596 | Agronomy | 1 | 179 | 12 | 4 |
| 596 | Propulsion | 1 | 179 | 1 | 2 |
| 596 | Meteorology | 7 | 179 | 7 | 17 |
| 599 | Chemistry | 4 | 178 | 84 | 105 |
| 599 | Geochemistry | 4 | 178 | 73 | 98 |
| 599 | Technology Management | 2 | 178 | 1 | 1 |
| 602 | Biology | 6 | 177 | 259 | 349 |
| 602 | Biostatistics | 5 | 177 | 391 | 477 |
| 602 | Conservation Biology | 5 | 177 | 98 | 95 |
| 605 | Geography | 12 | 176 | 4 | 51 |
| 606 | Econometrics | 1 | 175 | 3 | 9 |
| 606 | Remote Sensing | 1 | 175 | 11 | 8 |
| 606 | Biology | 1 | 175 | 243 | 141 |
| 606 | Civil Engineering | 2 | 175 | 143 | 57 |
| 606 | Logistics | 1 | 175 | 52 | 21 |
| 606 | Information Systems | 1 | 175 | 20 | 10 |
| 606 | Systems Analysis | 1 | 175 | 35 | 20 |
| 606 | Econometrics | 1 | 175 | 2 | 5 |
| 606 | Remote Sensing | 1 | 175 | 1 | 1 |
| 606 | Information Systems | 1 | 175 | 1 | 1 |
| 616 | Environmental Policy | 3 | 174 | 8 | 13 |
| 616 | Dynamics | 1 | 174 | 9 | 2 |
| 616 | Meteorology | 2 | 174 | 17 | 6 |
| 619 | Ecology | 1 | 173 | 19 | 15 |
| 619 | Geography | 4 | 173 | 1 | 4 |
| 621 | Economics | 3 | 172 | 39 | 53 |
| 621 | Environmental Engineering | 7 | 172 | 108 | 145 |
| 621 | Remote Sensing | 10 | 172 | 36 | 71 |
| 621 | Meteorology | 5 | 172 | 48 | 68 |
| 621 | Environmental Science | 2 | 172 | 2 | 2 |
| 626 | Zoology | 4 | 171 | 276 | 299 |
| 626 | Environmental Science | 1 | 171 | 206 | 41 |
| 626 | Ecology | 1 | 171 | 303 | 64 |
| 626 | Ecology | 1 | 171 | 65 | 33 |
| 626 | Economics | 1 | 171 | 50 | 13 |
| 631 | Environmental Engineering | 9 | 170 | 55 | 112 |
| 631 | Civil Engineering | 3 | 170 | 271 | 174 |
| 631 | Environmental Science | 1 | 170 | 2 | 4 |
| 631 | Atmospheric Science | 1 | 170 | 6 | 6 |
| 635 | Civil Engineering | 1 | 169 | 192 | 89 |
| 635 | Public Health | 2 | 169 | 902 | 427 |
| 635 | Environmental Engineering | 4 | 169 | 76 | 93 |
| 635 | Remote Sensing | 8 | 169 | 7 | 22 |
| 635 | Public Health | 2 | 169 | 816 | 379 |
| 640 | Botany | 1 | 168 | 101 | 73 |
| 640 | Geography | 6 | 168 | 2 | 8 |
| 640 | Community Health | 1 | 168 | 76 | 28 |
| 643 | Urban Planning | 3 | 167 | 22 | 21 |
| 643 | Public Health | 1 | 167 | 65 | 25 |
| 643 | Conservation Biology | 1 | 167 | 176 | 78 |
| 643 | Environmental Engineering | 1 | 167 | 9 | 4 |
| 643 | Meteorology | 1 | 167 | 3 | 3 |
| 648 | Environmental Geography | 4 | 166 | 8 | 11 |
| 648 | Systems Analysis | 1 | 166 | 9 | 6 |
| 650 | Geography | 5 | 164 | 120 | 164 |
| 650 | Urban Meteorology | 8 | 164 | 18 | 27 |
| 650 | Economics | 3 | 164 | 10 | 32 |
| 653 | Chemical Engineering | 1 | 163 | 425 | 245 |
| 653 | Geology | 2 | 163 | 30 | 19 |
| 653 | Geography | 2 | 163 | 32 | 20 |
| 653 | Public Health | 8 | 163 | 226 | 434 |
| 653 | Systems Engineering | 3 | 163 | 28 | 23 |
| 653 | Environmental Science | 1 | 163 | 5 | 4 |
| 653 | Ecology | 5 | 163 | 19 | 50 |
| 653 | Environmental Policy | 1 | 163 | 8 | 6 |
| 653 | Meteorology | 4 | 163 | 6 | 10 |
| 653 | Environmental Policy | 1 | 163 | 1 | 2 |
| 663 | Environmental Engineering | 1 | 162 | 55 | 22 |
| 664 | Geography | 4 | 161 | 88 | 112 |
| 664 | Earth Science | 1 | 161 | 12 | 3 |
| 664 | Ecology | 2 | 161 | 169 | 117 |
| 664 | Ecology | 2 | 161 | 2 | 1 |
| 668 | Public Health | 5 | 160 | 335 | 402 |
| 668 | Biomedical Engineering | 3 | 160 | 116 | 94 |
| 670 | Geology | 1 | 159 | 27 | 11 |
| 670 | Biology | 2 | 159 | 42 | 36 |
| 670 | Optics | 5 | 159 | 470 | 363 |
| 670 | Meteorology | 3 | 159 | 7 | 11 |
| 674 | Environmental Engineering | 1 | 158 | 54 | 10 |
| 675 | Civil Engineering | 2 | 157 | 248 | 169 |
| 675 | Earth Science | 3 | 157 | 11 | 12 |
| 675 | Economics | 2 | 157 | 77 | 61 |
| 675 | Economics | 4 | 157 | 95 | 109 |
| 679 | Environmental Science | 9 | 156 | 29 | 78 |
| 679 | Geography | 7 | 156 | 8 | 23 |
| 679 | Forest Ecology | 6 | 156 | 35 | 62 |
| 679 | Earth Science | 1 | 156 | 12 | 5 |
| 683 | Geology | 4 | 155 | 76 | 58 |
| 684 | Statistics | 1 | 154 | 216 | 86 |
| 684 | Mathematical Modeling | 1 | 154 | 30 | 9 |
| 686 | Civil Engineering | 4 | 153 | 89 | 66 |
| 686 | Economics | 1 | 153 | 60 | 24 |
| 686 | Public Policy | 1 | 153 | 56 | 22 |
| 686 | Environmental Science | 1 | 153 | 16 | 13 |
| 686 | Remote Sensing | 1 | 153 | 32 | 13 |
| 691 | Atmospheric Science | 1 | 152 | 10 | 8 |
| 691 | Economics | 2 | 152 | 14 | 11 |
| 691 | Atmospheric Physics | 1 | 152 | 7 | 5 |
| 691 | Agricultural Economics | 2 | 152 | 29 | 14 |
| 691 | Atmospheric Physics | 1 | 152 | 37 | 21 |
| 691 | Public Policy | 5 | 152 | 1 | 3 |
| 691 | Atmospheric Science | 1 | 152 | 2 | 2 |
| 698 | Systems Analysis | 7 | 151 | 2 | 10 |
| 699 | Geography | 4 | 150 | 83 | 57 |
| 700 | Atmospheric Chemistry | 1 | 149 | 2 | 2 |
| 700 | Environmental Engineering | 10 | 149 | 19 | 41 |
| 702 | Economics | 4 | 148 | 30 | 30 |
| 702 | Systems Analysis | 2 | 148 | 2 | 3 |
| 704 | Agricultural Engineering | 2 | 147 | 74 | 45 |
| 705 | Mathematics | 2 | 146 | 175 | 132 |
| 705 | Computer Science | 2 | 146 | 167 | 129 |
| 705 | Ecology | 3 | 146 | 64 | 56 |
| 708 | Environmental Engineering | 1 | 145 | 70 | 46 |
| 708 | Atmospheric Science | 4 | 145 | 25 | 34 |
| 708 | Computational Physics | 1 | 145 | 98 | 33 |
| 708 | Oceanography | 2 | 145 | 68 | 53 |
| 708 | Biology | 1 | 145 | 711 | 373 |
| 708 | Surveying | 1 | 145 | 58 | 14 |
| 708 | Architecture | 1 | 145 | 41 | 22 |
| 708 | Environmental Engineering | 1 | 145 | 20 | 12 |
| 708 | Architecture | 1 | 145 | 36 | 10 |
| 708 | Hydropower | 1 | 145 | 1 | 1 |
| 718 | Sociology | 3 | 144 | 26 | 37 |
| 718 | Geography | 3 | 144 | 2 | 8 |
| 718 | Hydrology | 1 | 144 | 9 | 7 |
| 718 | Agricultural Economics | 3 | 144 | 5 | 6 |
| 722 | Genetics | 3 | 143 | 221 | 261 |
| 723 | Sociology | 2 | 141 | 59 | 30 |
| 723 | Environmental Health | 7 | 141 | 52 | 145 |
| 723 | Hydrology | 4 | 141 | 84 | 92 |
| 723 | Political Science | 2 | 141 | 60 | 30 |
| 723 | Systems Analysis | 2 | 141 | 7 | 3 |
| 728 | Biology | 5 | 140 | 100 | 157 |
| 728 | Political Science | 1 | 140 | 102 | 31 |
| 728 | Biology | 3 | 140 | 125 | 110 |
| 728 | Biochemistry | 5 | 140 | 102 | 159 |
| 728 | Global Ecology | 1 | 140 | 2 | 3 |
| 728 | Sociology | 1 | 140 | 8 | 8 |
| 728 | Political Science | 1 | 140 | 9 | 10 |
| 728 | Hydrology | 3 | 140 | 27 | 29 |
| 736 | Environmental Engineering | 3 | 139 | 1 | 2 |
| 736 | Oceanography | 3 | 139 | 118 | 121 |
| 736 | Economics | 1 | 139 | 535 | 159 |
| 736 | Geography | 1 | 139 | 3 | 1 |
| 736 | Geology | 2 | 139 | 35 | 8 |
| 736 | Geology | 2 | 139 | 3 | 3 |
| 742 | Geography | 3 | 137 | 47 | 48 |
| 742 | Atmospheric Science | 4 | 137 | 9 | 5 |
| 742 | Environmental Science | 4 | 137 | 46 | 64 |
| 745 | Ecology | 3 | 136 | 75 | 88 |
| 745 | Education | 1 | 136 | 35 | 14 |
| 745 | Geography | 1 | 136 | 215 | 93 |
| 745 | Environmental Science | 7 | 136 | 15 | 38 |
| 745 | Energy Systems | 1 | 136 | 49 | 9 |
| 750 | Economics | 6 | 135 | 51 | 119 |
| 750 | Ecology | 2 | 135 | 98 | 91 |
| 750 | Dynamics | 1 | 135 | 12 | 10 |
| 750 | Landscape Ecology | 4 | 135 | 13 | 14 |
| 750 | Environmental Systems | 1 | 135 | 1 | 2 |
| 755 | Ecology | 2 | 134 | 39 | 31 |
| 755 | Ecology | 2 | 134 | 64 | 61 |
| 755 | Marine Biology | 2 | 134 | 60 | 56 |
| 755 | Mechanical Engineering | 2 | 134 | 73 | 61 |
| 759 | Civil Engineering | 4 | 133 | 27 | 32 |
| 759 | Ecology | 1 | 133 | 20 | 2 |
| 761 | Meteorology | 3 | 132 | 9 | 8 |
| 762 | Geography | 6 | 131 | 2 | 12 |
| 762 | Law | 1 | 131 | 171 | 25 |
| 762 | Energy Systems | 3 | 131 | 27 | 28 |
| 762 | Systems Integration | 3 | 131 | 45 | 59 |
| 762 | Sustainable Energy | 1 | 131 | 16 | 13 |
| 762 | Earth Science | 4 | 131 | 6 | 4 |
| 762 | Civil Engineering | 3 | 131 | 16 | 15 |
| 762 | Remote Sensing | 2 | 131 | 2 | 1 |
| 770 | Agricultural Engineering | 3 | 129 | 122 | 107 |
| 770 | Geography | 3 | 129 | 20 | 16 |
| 770 | Agricultural Engineering | 1 | 129 | 24 | 9 |
| 770 | Environmental Science | 3 | 129 | 7 | 18 |
| 770 | Environmental Science | 3 | 129 | 77 | 69 |
| 770 | Polar Meteorology | 1 | 129 | 15 | 11 |
| 776 | Biology | 1 | 128 | 210 | 117 |
| 776 | Public Health | 2 | 128 | 1400 | 870 |
| 776 | Biology | 3 | 128 | 140 | 101 |
| 776 | Biology | 1 | 128 | 37 | 19 |
| 776 | Biology | 2 | 128 | 128 | 151 |
| 776 | Psychology | 2 | 128 | 180 | 161 |
| 776 | Environmental Science | 1 | 128 | 17 | 8 |
| 776 | Nutrition | 4 | 128 | 171 | 263 |
| 776 | Chemical Engineering | 1 | 128 | 3 | 1 |
| 776 | Environmental Science | 1 | 128 | 2 | 1 |
| 786 | Geology | 3 | 127 | 134 | 169 |
| 786 | Geophysics | 3 | 127 | 131 | 165 |
| 786 | Geochemistry | 3 | 127 | 398 | 314 |
| 786 | Atmospheric Science | 6 | 127 | 152 | 253 |
| 786 | Geography | 3 | 127 | 27 | 28 |
| 791 | Geography | 4 | 126 | 14 | 16 |
| 791 | Economic Botany | 1 | 126 | 24 | 16 |
| 791 | Marine Ecology | 1 | 126 | 30 | 22 |
| 791 | Industrial Engineering | 2 | 126 | 151 | 128 |
| 791 | Physical Geography | 1 | 126 | 3 | 3 |
| 796 | Public Health | 4 | 125 | 73 | 97 |
| 797 | Geography | 7 | 124 | 5 | 34 |
| 797 | Economics | 6 | 124 | 1 | 25 |
| 797 | Geography | 4 | 124 | 47 | 59 |
| 797 | Geography | 3 | 124 | 51 | 65 |
| 797 | Environmental Engineering | 2 | 124 | 133 | 98 |
| 797 | Environmental Engineering | 8 | 124 | 42 | 89 |
| 797 | Public Health | 2 | 124 | 363 | 232 |
| 797 | Environmental Engineering | 3 | 124 | 60 | 68 |
| 797 | Civil Engineering | 2 | 124 | 3 | 9 |
| 806 | Geography | 6 | 123 | 4 | 22 |
| 806 | Genetics | 2 | 123 | 415 | 326 |
| 806 | Environmental Science | 2 | 123 | 72 | 66 |
| 809 | Mechanical Engineering | 1 | 122 | 275 | 144 |
| 809 | Geography | 2 | 122 | 88 | 54 |
| 809 | Epidemiology | 4 | 122 | 212 | 299 |
| 809 | Geography | 1 | 122 | 24 | 11 |
| 809 | Public Health | 5 | 122 | 554 | 677 |
| 809 | Environmental Engineering | 1 | 122 | 60 | 30 |
| 809 | Education | 4 | 122 | 152 | 170 |
| 809 | Public Health | 5 | 122 | 539 | 654 |
| 809 | Geology | 2 | 122 | 86 | 50 |
| 809 | Environmental Science | 5 | 122 | 35 | 68 |
| 809 | Environmental Health | 5 | 122 | 52 | 104 |
| 809 | Biostatistics | 4 | 122 | 143 | 195 |
| 809 | Environmental Health | 5 | 122 | 50 | 91 |
| 809 | Public Policy | 2 | 122 | 2 | 13 |
| 809 | Hydropower | 1 | 122 | 3 | 2 |
| 809 | Environmental Engineering | 1 | 122 | 20 | 15 |
| 825 | Civil Engineering | 7 | 121 | 55 | 88 |
| 825 | Computer Science | 2 | 121 | 194 | 121 |
| 825 | Oceanography | 10 | 121 | 47 | 65 |
| 825 | Geography | 2 | 121 | 125 | 134 |
| 825 | Meteorology | 1 | 121 | 17 | 9 |
| 825 | Environmental Engineering | 4 | 121 | 44 | 48 |
| 825 | Marine Ecology | 1 | 121 | 26 | 4 |
| 825 | Environmental Science | 1 | 121 | 39 | 13 |
| 825 | Sustainable Development | 1 | 121 | 30 | 12 |
| 834 | Chemical Engineering | 5 | 120 | 202 | 299 |
| 834 | Geography | 3 | 120 | 11 | 6 |
| 834 | Environmental Systems | 4 | 120 | 97 | 96 |
| 837 | Biology | 2 | 119 | 751 | 681 |
| 837 | Geography | 7 | 119 | 3 | 22 |
| 837 | Ecology | 7 | 119 | 37 | 98 |
| 837 | Horticulture | 5 | 119 | 105 | 150 |
| 837 | Agronomy | 5 | 119 | 112 | 167 |
| 837 | Biology | 5 | 119 | 167 | 292 |
| 837 | Chemistry | 4 | 119 | 11 | 27 |
| 837 | Remote Sensing | 6 | 119 | 14 | 23 |
| 845 | Public Health | 6 | 118 | 194 | 299 |
| 845 | Environmental Engineering | 2 | 118 | 91 | 78 |
| 845 | Environmental Policy | 2 | 118 | 72 | 60 |
| 845 | Environmental Chemistry | 3 | 118 | 33 | 51 |
| 845 | Complex Systems | 1 | 118 | 21 | 6 |
| 845 | Conservation Ecology | 2 | 118 | 34 | 28 |
| 845 | Complex Systems | 1 | 118 | 1 | 1 |
| 852 | Geography | 3 | 117 | 37 | 48 |
| 852 | Economics | 3 | 117 | 32 | 41 |
| 852 | Public Policy | 6 | 117 | 7 | 21 |
| 855 | Geology | 4 | 116 | 424 | 399 |
| 855 | Geography | 5 | 116 | 6 | 13 |
| 855 | Oceanography | 4 | 116 | 355 | 338 |
| 855 | Environmental Science | 3 | 116 | 10 | 34 |
| 855 | Remote Sensing | 1 | 116 | 55 | 27 |
| 860 | Epidemiology | 4 | 115 | 320 | 423 |
| 860 | Ecology | 1 | 115 | 224 | 95 |
| 860 | Botany | 1 | 115 | 582 | 284 |
| 860 | Geography | 4 | 115 | 31 | 35 |
| 860 | Biology | 1 | 115 | 99 | 57 |
| 860 | Zoology | 1 | 115 | 239 | 99 |
| 860 | Botany | 1 | 115 | 250 | 100 |
| 860 | Biology | 3 | 115 | 285 | 245 |
| 860 | Environmental Engineering | 1 | 115 | 364 | 188 |
| 860 | Biostatistics | 4 | 115 | 273 | 380 |
| 860 | Occupational Health | 4 | 115 | 209 | 282 |
| 860 | Environmental Engineering | 2 | 115 | 153 | 109 |
| 860 | Mining Engineering | 2 | 115 | 112 | 58 |
| 873 | Public Health | 9 | 114 | 230 | 508 |
| 873 | Planetary Science | 4 | 114 | 101 | 157 |
| 873 | International Relations | 1 | 114 | 38 | 20 |
| 876 | Geography | 4 | 113 | 23 | 40 |
| 876 | Ecology | 2 | 113 | 124 | 111 |
| 876 | Geography | 1 | 113 | 21 | 3 |
| 876 | Political Science | 1 | 113 | 22 | 4 |
| 876 | Economics | 4 | 113 | 117 | 138 |
| 881 | Biology | 1 | 112 | 456 | 255 |
| 881 | Biology | 1 | 112 | 42 | 24 |
| 881 | Ecology | 1 | 112 | 59 | 31 |
| 881 | Evolutionary Biology | 1 | 112 | 47 | 23 |
| 881 | Biology | 2 | 112 | 312 | 285 |
| 881 | Geography | 3 | 112 | 6 | 9 |
| 881 | Meteorology | 3 | 112 | 19 | 29 |
| 888 | Architecture | 2 | 111 | 63 | 59 |
| 888 | Geography | 2 | 111 | 38 | 17 |
| 888 | Chemistry | 5 | 111 | 244 | 362 |
| 888 | Ecology | 2 | 111 | 175 | 142 |
| 888 | Biology | 3 | 111 | 135 | 179 |
| 888 | Environmental Science | 3 | 111 | 118 | 154 |
| 888 | Ecology | 1 | 111 | 2 | 4 |
| 888 | Computer Science | 1 | 111 | 11 | 3 |
| 888 | Economics | 2 | 111 | 30 | 10 |
| 888 | Physical Geography | 1 | 111 | 1 | 3 |
| 888 | Environmental Policy | 1 | 111 | 1 | 3 |
| 899 | Public Health | 1 | 110 | 94 | 38 |
| 899 | Health Economics | 1 | 110 | 85 | 36 |
| 899 | Meteorology | 2 | 110 | 12 | 11 |
| 899 | Environmental Science | 4 | 110 | 69 | 110 |
| 899 | Remote Sensing | 3 | 110 | 8 | 14 |
| 899 | Health Economics | 1 | 110 | 1 | 1 |
| 899 | Environmental Engineering | 2 | 110 | 2 | 1 |
| 906 | Physical Geography | 3 | 109 | 1 | 4 |
| 906 | Civil Engineering | 4 | 109 | 91 | 149 |
| 906 | Geography | 3 | 109 | 10 | 25 |
| 906 | Geography | 3 | 109 | 61 | 103 |
| 906 | Environmental Science | 3 | 109 | 53 | 100 |
| 906 | Environmental Engineering | 2 | 109 | 315 | 204 |
| 906 | Environmental Science | 2 | 109 | 65 | 39 |
| 906 | History | 1 | 109 | 114 | 52 |
| 914 | Astronomy | 1 | 108 | 77 | 31 |
| 914 | Nutrition | 4 | 108 | 22 | 49 |
| 914 | Environmental Engineering | 2 | 108 | 91 | 91 |
| 914 | Environmental Science | 4 | 108 | 7 | 29 |
| 914 | Chemistry | 1 | 108 | 281 | 170 |
| 914 | Soil Science | 5 | 108 | 7 | 23 |
| 914 | Astronomy | 1 | 108 | 80 | 39 |
| 914 | Energy Systems | 1 | 108 | 4 | 3 |
| 914 | Environmental Science | 2 | 108 | 15 | 13 |
| 923 | Law | 4 | 107 | 90 | 112 |
| 923 | Economics | 2 | 107 | 41 | 27 |
| 923 | Ecology | 3 | 107 | 159 | 193 |
| 923 | Systems Engineering | 1 | 107 | 372 | 189 |
| 923 | Evolutionary Biology | 3 | 107 | 138 | 170 |
| 923 | Energy Policy | 1 | 107 | 8 | 8 |
| 923 | Geography | 2 | 107 | 4 | 5 |
| 930 | Environmental Health | 7 | 106 | 28 | 98 |
| 930 | Geophysics | 3 | 106 | 155 | 171 |
| 930 | Public Health | 2 | 106 | 668 | 526 |
| 930 | Meteorology | 3 | 106 | 45 | 56 |
| 934 | Nutrition | 3 | 105 | 33 | 44 |
| 934 | Remote Sensing | 5 | 105 | 34 | 44 |
| 934 | Sustainable Development | 2 | 105 | 23 | 25 |
| 934 | Landscape Ecology | 3 | 105 | 17 | 20 |
| 938 | Botany | 2 | 103 | 152 | 116 |
| 938 | Geography | 2 | 103 | 66 | 64 |
| 938 | Economics | 3 | 103 | 46 | 68 |
| 938 | Meteorology | 2 | 103 | 24 | 28 |
| 942 | Ecology | 7 | 102 | 129 | 315 |
| 942 | Geography | 1 | 102 | 66 | 32 |
| 942 | Geography | 4 | 102 | 60 | 121 |
| 942 | Oceanography | 1 | 102 | 9 | 7 |
| 942 | Environmental Science | 1 | 102 | 35 | 23 |
| 942 | Environmental Science | 1 | 102 | 6 | 2 |
| 942 | Economic Development | 2 | 102 | 9 | 9 |
| 949 | Geography | 1 | 101 | 59 | 42 |
| 949 | Mechanical Engineering | 2 | 101 | 354 | 287 |
| 949 | Environmental Science | 1 | 101 | 9 | 6 |
| 949 | Environmental Systems | 1 | 101 | 56 | 40 |
| 949 | Fluid Dynamics | 1 | 101 | 41 | 31 |
| 949 | Global Health | 3 | 101 | 412 | 355 |
| 949 | Botany | 1 | 101 | 1 | 1 |
| 956 | Geography | 2 | 100 | 8 | 14 |
| 956 | Education | 2 | 100 | 282 | 177 |
| 956 | Environmental Science | 3 | 100 | 107 | 157 |
| 956 | Resource Economics | 2 | 100 | 6 | 7 |
| 960 | Biotechnology | 3 | 99 | 213 | 230 |
| 960 | Civil Engineering | 1 | 99 | 33 | 35 |
| 960 | Evolutionary Biology | 1 | 99 | 176 | 152 |
| 960 | Systems Engineering | 2 | 99 | 97 | 97 |
| 960 | Agronomy | 3 | 99 | 136 | 149 |
| 960 | Geography | 1 | 99 | 3 | 4 |
| 960 | Metabolism | 2 | 99 | 131 | 144 |
| 960 | Geography | 1 | 99 | 1 | 2 |
| 968 | Biology | 2 | 98 | 319 | 315 |
| 968 | Economics | 3 | 98 | 106 | 142 |
| 968 | Computer Science | 1 | 98 | 66 | 20 |
| 968 | Nutrition | 2 | 98 | 63 | 77 |
| 968 | Public Health | 3 | 98 | 174 | 180 |
| 968 | Environmental Systems | 1 | 98 | 31 | 30 |
| 968 | Wind Energy | 1 | 98 | 13 | 12 |
| 968 | Economics | 1 | 98 | 24 | 14 |
| 968 | Artificial Intelligence | 1 | 98 | 1 | 1 |
| 968 | Agricultural Informatics | 1 | 98 | 2 | 3 |
| 978 | Civil Engineering | 5 | 97 | 61 | 54 |
| 978 | Public Health | 4 | 97 | 264 | 372 |
| 978 | Zoology | 2 | 97 | 338 | 320 |
| 978 | Ecology | 2 | 97 | 39 | 37 |
| 978 | Statistics | 2 | 97 | 32 | 31 |
| 978 | Earth Science | 1 | 97 | 24 | 15 |
| 978 | Chemistry | 1 | 97 | 468 | 288 |
| 978 | Petroleum Engineering | 2 | 97 | 94 | 108 |
| 978 | Ecological Engineering | 3 | 97 | 36 | 64 |
| 987 | Geography | 1 | 96 | 75 | 37 |
| 987 | Public Health | 1 | 96 | 241 | 164 |
| 987 | Epidemiology | 1 | 96 | 242 | 161 |
| 987 | Sociology | 3 | 96 | 26 | 41 |
| 987 | Botany | 2 | 96 | 214 | 237 |
| 987 | Law | 1 | 96 | 37 | 6 |
| 987 | Public Policy | 2 | 96 | 26 | 36 |
| 987 | Planetary Science | 1 | 96 | 37 | 40 |
| 987 | Propulsion | 1 | 96 | 5 | 4 |
| 996 | Environmental Engineering | 5 | 95 | 70 | 117 |
| 996 | Geography | 1 | 95 | 5 | 6 |
| 996 | Environmental Science | 2 | 95 | 17 | 32 |
| 996 | Atmospheric Chemistry | 3 | 95 | 11 | 17 |
| 996 | Geology | 1 | 95 | 4 | 4 |