sanitation

62.1K(top 1%)

papers

3.4M(top 1%)

citations

509(top 1%)

h-index

748(top 1%)

g-index

543.7K

all documents

21.5K

doc citations

Top Schools (by citations)

#	School	Articles	Citations	R ARank	R CRank
8	Environmental Engineering	197	25,208	4	4
9	Environmental Chemistry	446	25,017	5	4
12	Environmental Chemistry	428	24,061	5	4
14	Environmental Science	294	22,228	10	6
15	Ecotoxicology	422	21,456	5	4
18	Environmental Science	264	19,709	4	5
20	Environmental Science	161	17,427	6	4
21	Environmental Engineering	151	17,379	4	4
23	Environmental Health	115	16,235	4	4
24	Dynamics	179	16,211	4	4
26	Hydrogen Energy	13	15,382	1	1
26	Hydrogen Energy	13	15,382	1	1
29	Environmental Health	97	14,663	4	4
30	Public Health	104	14,474	5	4
32	Risk Management	181	14,276	4	4
33	Environmental Engineering	206	14,140	10	6
34	Environmental Engineering	85	14,100	8	4
35	Environmental Engineering	172	14,085	4	4
37	Dynamics	175	13,742	4	4
39	Public Health	92	13,488	4	4
42	Microbial Ecology	117	13,189	25	21
43	Environmental Science	202	12,889	6	4
45	Sustainable Engineering	142	12,729	4	4
50	Ecology	94	11,839	21	11
52	Public Policy	161	11,730	4	4
53	Environmental Science	199	11,680	6	4
56	Quality Management	67	10,838	9	10
59	Environmental Science	84	10,463	8	4
60	Environmental Science	119	10,400	18	22
61	Chemistry	93	10,310	4	4
62	Ecology	150	10,299	6	4
63	Environmental Science	88	10,278	5	4
64	Environmental Engineering	96	10,268	6	4
65	Soil Science	114	10,183	14	8
66	Toxicology	116	10,060	6	4
67	Nanotechnology	52	10,027	4	4
71	Environmental Science	124	9,847	6	4
76	Chemistry	121	9,505	14	10
78	Environmental Chemistry	94	9,299	4	4
79	Ecology	114	9,230	30	26
79	Hydrology	114	9,230	30	26
81	Environmental Chemistry	247	9,102	4	4
84	Environmental Engineering	137	9,021	6	6
85	Environmental Science	138	8,934	7	4
87	Geochemistry	100	8,864	7	9
90	Microbial Ecology	61	8,760	14	11
91	Ecotoxicology	238	8,559	4	4
94	Environmental Science	54	8,351	4	4
96	Nanotechnology	65	8,271	4	4
97	Architecture	66	8,017	4	4
102	Ecology	113	7,831	9	11
106	Environmental Engineering	19	7,755	5	4
108	Toxicology	130	7,680	11	5
118	Ecology	91	7,336	11	10
122	Materials Science	90	7,181	20	18
125	Environmental Engineering	93	7,050	20	21
126	Ecology	61	7,016	4	4
127	Energy Physics	72	7,006	32	20
128	Environmental Engineering	70	7,002	14	9
131	Environmental Health	70	6,927	24	13
133	Environmental Health	46	6,919	6	4
135	Environmental Engineering	80	6,768	4	4
136	Architecture	76	6,752	4	4
138	Food Safety	26	6,619	13	4
139	Environmental Biotechnology	88	6,537	4	5
141	Environmental Science	28	6,530	4	4
144	Environmental Engineering	128	6,409	8	13
149	Environmental Science	47	6,294	10	4
150	Environmental Engineering	113	6,283	9	4
154	Hydrogen Energy	2	6,216	1	1
155	Environmental Engineering	45	6,135	4	4
156	Chemistry	8	6,000	32	10
159	Risk Management	44	5,893	5	4
161	Chemistry	79	5,801	11	12
162	Chemistry	46	5,789	24	13
163	Bioengineering	51	5,743	5	5
164	Film	12	5,710	14	2
164	Film	12	5,710	11	2
171	Architectural Engineering	64	5,525	6	4
173	Environmental Science	36	5,487	4	4
178	Environmental Chemistry	51	5,414	17	8
181	Analytical Chemistry	33	5,400	6	4
186	Environmental Toxicology	14	5,370	12	6
189	Chemistry	51	5,306	6	5
192	Chemistry	86	5,263	4	4
193	Biochemistry	3	5,225	2	2
194	Biochemistry	2	5,135	2	2
195	Biotechnology	31	5,131	10	8
198	Hydrogen Energy	1	5,091	1	1
203	Chemistry	28	5,008	76	42
205	Environmental Biotechnology	26	5,004	8	5
214	Toxicology	60	4,905	4	4
215	Environmental Toxicology	59	4,887	4	4
216	Architectural Engineering	21	4,873	20	4
218	Biochemistry	2	4,870	38	2
219	Soil Science	17	4,861	30	12
220	Education	78	4,845	42	28
222	Chemistry	39	4,831	6	5
228	Atmospheric Chemistry	56	4,780	8	12
231	Environmental Geology	96	4,704	10	6
233	Renewable Energy	54	4,662	53	53
237	Toxicology	89	4,638	9	8
239	Biomedical Sciences	82	4,605	6	4
240	Environmental Science	39	4,571	16	5
241	Ecology	6	4,544	17	4
243	Environmental Science	66	4,514	6	6
244	Environmental Chemistry	37	4,499	5	4
246	Nanotechnology	63	4,487	34	25
247	Astrophysics	25	4,468	8	5
247	Astrophysics	25	4,468	5	5
249	Marine Biology	2	4,467	1	1
249	Marine Biology	2	4,467	1	1
252	Environmental Toxicology	45	4,451	9	8
252	Toxicology	45	4,451	10	9
257	Chemistry	58	4,386	4	4
258	Architectural Engineering	70	4,384	8	7
260	Toxicology	43	4,372	9	8
260	Environmental Toxicology	43	4,372	9	8
265	Process Engineering	49	4,303	7	4
267	Chemistry	97	4,280	4	4
268	Environmental Chemistry	96	4,271	4	4
268	Ecotoxicology	96	4,271	4	4
270	Biochemistry	29	4,267	5	4
271	Environmental Science	76	4,262	7	13
273	Freshwater Ecology	55	4,201	23	9
280	Environmental Engineering	78	4,125	12	16
284	Environmental Health	20	4,088	4	4
286	Ecotoxicology	6	4,065	7	4
289	Environmental Engineering	54	4,024	5	4
291	Public Health	19	4,015	4	4
293	Environmental Science	39	4,002	7	5
297	Toxicology	68	3,946	14	10
300	Environmental Health	36	3,939	13	7
302	Environmental Health	46	3,899	6	4
303	Atmospheric Science	21	3,887	5	5
304	Forest Ecology	53	3,862	13	17
308	Environmental Engineering	63	3,815	6	5
309	Environmental Science	82	3,803	11	9
310	Environmental Health	17	3,785	4	4
313	Chemistry	85	3,754	12	14
317	Atmospheric Physics	83	3,729	24	22
320	Environmental Science	43	3,705	17	15
321	Occupational Health	51	3,698	19	14
323	Risk Management	55	3,690	4	7
324	Environmental Science	31	3,681	13	4
325	Environmental Health	18	3,674	4	4
326	Process Engineering	36	3,673	4	4
327	Environmental Science	27	3,672	10	4
328	Public Health	29	3,654	91	30
332	Environmental Biology	21	3,613	25	11
336	Chemistry	50	3,568	70	49
337	Chemistry	15	3,561	47	16
339	Ecology	9	3,551	12	6
342	Environmental Engineering	44	3,538	6	6
345	Geochemistry	14	3,517	3	3
346	Ecotoxicology	3	3,515	3	3
348	Toxicology	58	3,504	29	31
350	Environmental Science	21	3,486	9	12
352	Environmental Science	43	3,480	7	5
353	Quality Management	8	3,467	1	1
354	Chemistry	20	3,455	12	5
356	Nanotechnology	26	3,446	6	11
358	Green Chemistry	45	3,431	60	43
359	Chemistry	35	3,418	4	4
362	Environmental Engineering	43	3,379	10	6
363	Environmental Systems	42	3,378	12	16
366	Chemistry	47	3,337	11	9
369	Public Health	41	3,319	10	6
371	Occupational Health	54	3,291	9	7
372	Environmental Engineering	31	3,288	3	3
373	Nanotechnology	7	3,286	2	1
373	Nanotechnology	7	3,286	1	1
373	Nanotechnology	7	3,286	1	1
377	Biochemistry	2	3,283	1	1
381	Chemistry	44	3,245	5	3
382	Environmental Science	36	3,241	6	4
384	Higher Education	21	3,232	21	11
387	Higher Education	10	3,198	2	2
390	Chemistry	37	3,170	5	6
391	Nanotechnology	27	3,168	4	4
392	Environmental Science	25	3,153	4	4
394	Nanotechnology	31	3,147	13	5
396	Toxicology	31	3,133	14	11
399	Biochemistry	36	3,107	5	6
400	Environmental Science	58	3,097	14	11
405	Environmental Health	48	3,064	47	51
406	Chemistry	42	3,063	21	12
407	Environmental Science	28	3,058	13	11
410	Dynamics	39	3,051	39	31
410	Geochemistry	14	3,051	3	3
412	Environmental Toxicology	30	3,050	11	11
415	Nanotechnology	23	3,026	3	3
416	Biochemistry	44	3,022	10	6
418	Nanotechnology	20	3,017	4	4
419	Higher Education	17	3,013	22	10
423	Freshwater Ecology	13	2,990	16	4
424	Chemistry	31	2,971	21	11
424	Toxicology	13	2,971	4	2
426	Atmospheric Chemistry	57	2,953	13	15
427	Dynamics	38	2,943	34	30
428	Environmental Health	49	2,940	17	16
429	Environmental Biotechnology	44	2,934	9	8
433	Biochemistry	42	2,916	51	48
437	Soil Science	36	2,890	9	8
438	Geochemistry	7	2,889	1	1
440	Nanomaterials	34	2,888	35	29
441	Environmental Science	22	2,886	4	4
443	Chemistry	22	2,875	5	4
446	Environmental Engineering	45	2,852	4	4
449	Environmental Engineering	29	2,845	10	4
451	Environmental Science	27	2,844	6	10
453	Systems Analysis	46	2,840	26	30
460	Environmental Engineering	36	2,819	11	4
461	Geochemistry	47	2,818	3	3
462	Environmental Science	57	2,803	6	6
464	Environmental Engineering	40	2,801	12	11
465	Soil Science	3	2,784	2	1
466	Environmental Engineering	15	2,769	11	6
467	Environmental Engineering	39	2,768	11	6
472	Chemistry	38	2,744	12	12
475	Chemistry	39	2,725	33	34
477	Environmental Engineering	12	2,717	3	3
478	Chemistry	25	2,712	4	4
479	Regional Planning	17	2,706	52	13
481	Chemical Engineering	8	2,702	14	4
484	Education	4	2,688	10	4
487	Ecology	5	2,676	37	10
488	Chemistry	48	2,675	4	4
496	Environmental Health	39	2,641	22	26
500	Chemistry	27	2,628	33	13
503	Environmental Engineering	36	2,605	5	4
504	Genomics	14	2,604	20	5
508	Chemistry	22	2,592	16	14
510	Toxicology	11	2,589	5	3
511	Chemistry	14	2,583	70	29
517	Nanotechnology	15	2,560	4	4
519	Analytical Chemistry	33	2,553	5	4
521	Environmental Engineering	39	2,546	4	4
522	Toxicology	33	2,540	5	4
523	Freshwater Ecology	6	2,537	25	8
524	Chemistry	23	2,520	65	28
526	Environmental Science	19	2,511	7	5
528	Sustainable Development	15	2,504	4	4
529	Freshwater Ecology	6	2,496	24	9
530	Zoology	40	2,491	4	4
533	Geochemistry	25	2,472	9	11
538	Environmental Health	44	2,456	16	16
539	Education	44	2,454	34	26
540	Toxicology	8	2,453	12	3
547	Public Policy	11	2,435	13	8
547	Public Policy	11	2,435	9	7
549	Microbial Ecology	10	2,434	4	4
550	Environmental Health	46	2,433	8	8
552	Chemistry	29	2,427	7	6
553	Architecture	28	2,425	3	3
559	Chemistry	12	2,411	40	25
560	Environmental Engineering	5	2,409	8	4
561	Chemistry	32	2,406	26	14
562	Physiology	3	2,395	1	1
563	Earth Science	1	2,387	1	1
563	Earth Science	1	2,387	2	1
563	Soil Science	1	2,387	1	1
567	Freshwater Ecology	3	2,382	1	1
568	Architecture	36	2,373	17	7
570	Chemistry	31	2,368	6	15
574	Ecology	43	2,352	15	9
575	Biomedical Sciences	41	2,345	4	4
577	Agroecology	40	2,340	72	51
578	Chemistry	34	2,339	10	14
580	Environmental Engineering	31	2,336	4	6
583	Civil Engineering	27	2,324	10	5
585	Environmental Biology	8	2,320	7	2
587	Environmental Science	8	2,316	13	4
589	Environmental Health	47	2,315	7	4
590	Environmental Engineering	38	2,314	4	4
592	Environmental Science	22	2,313	4	4
596	Biochemistry	21	2,302	45	25
599	Chemical Engineering	14	2,292	12	4
603	Public Health	24	2,286	58	31
608	Chemistry	43	2,271	27	17
608	Environmental Chemistry	12	2,271	4	5
613	Freshwater Ecology	2	2,258	1	1
616	Geochemistry	15	2,257	8	9
617	Environmental Science	33	2,251	12	10
621	Nanotechnology	16	2,237	3	3
622	Chemical Engineering	17	2,235	14	11
626	Environmental Science	21	2,217	11	6
628	Environmental Engineering	40	2,213	4	4
629	Atmospheric Chemistry	32	2,204	10	14
631	Chemistry	40	2,186	28	15
634	Environmental Engineering	6	2,181	4	4
635	Catalysis	36	2,179	7	6
636	Environmental Science	40	2,177	15	17
637	Environmental Science	21	2,173	8	8
638	Environmental Science	17	2,170	4	4
639	Chemistry	15	2,168	10	8
639	Environmental Health	27	2,168	6	10
641	Environmental Engineering	46	2,162	5	8
651	Higher Education	6	2,144	6	3
653	Dynamics	19	2,143	4	3
654	Environmental Health	54	2,138	19	30
655	Environmental Engineering	40	2,136	15	10
656	Environmental Toxicology	5	2,135	2	2
656	Environmental Toxicology	5	2,135	2	2
656	Atmospheric Science	31	2,135	16	21
663	Environmental Engineering	13	2,129	8	5
663	Nanotechnology	13	2,129	5	4
666	Environmental Engineering	33	2,125	8	7
668	Biochemistry	24	2,123	31	14
668	Biochemistry	24	2,123	6	6
671	Environmental Health	11	2,120	4	4
678	Biochemistry	17	2,088	2	6
680	Soil Science	9	2,082	11	8
681	Analytical Chemistry	38	2,080	4	4
681	Environmental Epidemiology	17	2,080	17	13
683	Conservation Biology	21	2,071	31	10
684	Chemistry	39	2,068	7	10
687	Applied Physics	22	2,056	58	37
688	Nanotechnology	33	2,055	4	4
694	Environmental Science	13	2,032	5	4
695	Environmental Engineering	10	2,028	9	6
696	Environmental Engineering	20	2,027	8	9
697	Environmental Science	15	2,026	6	4
699	Metallurgy	27	2,019	55	32
702	Ecology	22	2,016	26	25
703	Public Health	8	2,009	4	4
707	Environmental Science	15	2,002	4	4
708	Environmental Science	29	2,000	22	14
709	Ecological Engineering	30	1,999	7	4
710	Environmental Engineering	5	1,998	23	4
712	Ecotoxicology	49	1,993	6	5
713	Environmental Health	14	1,991	15	5
721	Biostatistics	21	1,974	46	39
724	Physiology	2	1,965	8	3
726	Environmental Chemistry	108	1,955	4	4
727	Biotechnology	33	1,953	110	85
728	Ecotoxicology	107	1,951	4	4
729	Environmental Chemistry	26	1,949	3	3
730	Chemistry	21	1,940	11	17
731	Environmental Science	27	1,936	8	5
733	Chemistry	13	1,930	4	4
735	Chemistry	13	1,924	12	7
738	Microbial Ecology	21	1,919	12	19
740	Environmental Biology	27	1,918	24	26
744	Geochemistry	17	1,902	4	4
746	Chemistry	7	1,901	36	6
747	Zoology	23	1,900	7	4
753	Chemistry	24	1,883	25	16
753	Chemistry	25	1,883	19	16
757	Oceanography	15	1,882	21	9
759	Energy Systems	34	1,881	8	16
760	Ecotoxicology	23	1,876	9	7
760	Environmental Science	18	1,876	5	4
763	Environmental Biology	3	1,862	1	1
765	Analytical Chemistry	15	1,857	4	4
765	Ecology	5	1,857	5	3
768	Nanotechnology	12	1,851	14	12
770	Chemistry	23	1,843	6	5
774	Environmental Science	10	1,834	3	3
775	Biotechnology	22	1,827	6	4
776	Environmental Science	45	1,826	9	9
777	Chemistry	8	1,825	13	4
778	Civil Engineering	11	1,820	6	4
778	Marine Ecology	4	1,820	4	3
780	Environmental Engineering	15	1,819	11	8
783	Environmental Toxicology	4	1,816	2	2
786	Environmental Engineering	9	1,809	3	3
794	Chemical Engineering	12	1,795	21	11
795	Oceanography	13	1,794	11	3
796	Biochemical Engineering	10	1,792	51	20
801	Ecological Engineering	37	1,787	4	4
803	Education	34	1,776	206	120
804	Atmospheric Science	24	1,773	39	32
805	Public Policy	5	1,772	1	1
807	Environmental Chemistry	22	1,770	4	4
809	Environmental Engineering	34	1,764	13	10
816	Chemistry	6	1,749	4	3
819	Materials Science	18	1,744	51	18
820	Soil Science	9	1,743	7	4
821	Biology	13	1,740	22	7
822	Environmental Microbiology	44	1,733	8	11
824	Environmental Epidemiology	8	1,728	18	6
824	Epidemiology	8	1,728	18	6
826	Sustainable Engineering	25	1,727	4	4
829	Chemistry	11	1,723	24	13
832	Environmental Engineering	18	1,720	6	4
833	Chemistry	14	1,717	52	12
833	Pharmacy	14	1,717	39	11
833	Pharmacy	14	1,717	7	4
833	Analytical Chemistry	14	1,717	15	4
833	Geography	14	1,717	4	4
843	Chemistry	19	1,694	8	5
846	Ecological Engineering	25	1,689	22	15
847	Environmental Health	17	1,685	19	6
849	Environmental Engineering	22	1,677	9	7
852	Environmental Health	15	1,671	7	4
854	Environmental Science	20	1,662	14	7
854	Environmental Science	55	1,662	4	4
856	Quality Control	19	1,661	9	6
859	Biomedical Sciences	25	1,655	14	11
861	Environmental Engineering	12	1,653	4	4
863	Chemistry	13	1,650	62	38
864	Environmental Health	12	1,644	4	4
864	Risk Management	12	1,644	4	4
867	Environmental Health	14	1,639	7	4
868	Environmental Engineering	40	1,637	4	5
872	Energy Engineering	7	1,624	46	13
876	Chemistry	12	1,614	4	3
877	Global Ecology	21	1,612	20	26
880	Environmental Science	10	1,609	5	4
881	Chemistry	8	1,606	90	13
881	Plasma Physics	8	1,606	2	2
886	Occupational Health	22	1,602	4	8
891	Chemical Engineering	15	1,590	55	40
892	Chemistry	14	1,587	35	18
893	Environmental Engineering	14	1,586	3	3
897	Earth Science	11	1,573	4	4
897	Environmental Science	4	1,573	11	4
901	Environmental Toxicology	28	1,570	5	6
901	Toxicology	28	1,570	5	6
901	Environmental Health	3	1,570	5	3
906	Atmospheric Chemistry	5	1,564	2	2
908	Chemistry	33	1,551	19	16
909	Biochemistry	1	1,550	2	2
909	Ecotoxicology	1	1,550	1	1
911	Atmospheric Chemistry	4	1,549	4	4
912	Environmental Engineering	8	1,548	4	4
913	Environmental Health	14	1,547	5	6
915	Environmental Science	18	1,542	6	7
920	Chemistry	7	1,538	13	4
921	Toxicology	26	1,535	7	5
924	Environmental Science	6	1,531	9	6
925	Biochemical Engineering	22	1,528	17	12
926	Environmental Chemistry	8	1,526	3	3
929	Environmental Engineering	8	1,523	1	1
929	Bioengineering	12	1,523	33	14
931	Occupational Health	27	1,519	6	9
933	Marine Environmental Science	43	1,517	28	26
936	Chemical Engineering	5	1,512	40	12
936	Genomics	23	1,512	12	16
940	Environmental Systems	16	1,506	7	4
941	Chemical Engineering	20	1,505	20	21
941	Environmental Health	2	1,505	22	3
944	Hydrology	31	1,500	18	22
945	Education	43	1,496	6	5
948	Sustainable Development	13	1,490	41	25
950	Atmospheric Science	15	1,487	9	7
950	Environmental Engineering	24	1,487	4	4
952	Environmental Science	7	1,485	4	4
954	Biochemistry	6	1,482	9	3
955	Environmental Health	10	1,480	5	4
959	Chemistry	22	1,467	73	49
963	Theoretical Chemistry	37	1,461	10	11
964	Pharmacology	8	1,460	25	10
964	Toxicology	8	1,460	17	9
967	Biology	1	1,459	27	2
967	Biology	1	1,459	8	2
969	Environmental Biotechnology	19	1,458	13	11
969	Chemistry	3	1,458	114	21
974	Chemistry	20	1,450	12	14
974	Plant Ecology	3	1,450	14	6
979	Organic Chemistry	12	1,446	82	39
979	Chemistry	12	1,446	82	39
979	Ecology	17	1,446	32	28
982	Energy Physics	2	1,443	17	4
983	Quality Control	15	1,442	9	6
983	Ecology	25	1,442	17	27
987	Epidemiology	8	1,440	38	25
988	Biotechnology	25	1,438	21	33
990	Geochemistry	25	1,429	10	4
990	Environmental Engineering	7	1,429	3	3
992	Catalysis	5	1,424	29	13
994	Chemistry	25	1,416	28	17
997	Toxicology	16	1,412	2	2
998	Environmental Chemistry	5	1,410	14	6
999	Environmental Systems	16	1,407	5	3
1001	Nuclear Energy	8	1,404	26	9
1002	Environmental Science	23	1,403	8	6
1007	Chemistry	13	1,396	35	24
1009	Environmental Biotechnology	18	1,395	19	15
1009	Biotechnology	18	1,395	19	15
1012	Toxicology	6	1,394	1	1
1014	Environmental Chemistry	14	1,389	4	4
1016	Bioengineering	11	1,385	2	2
1019	Environmental Health	9	1,380	21	7
1020	Environmental Science	16	1,379	3	3
1025	Environmental Toxicology	13	1,373	22	10
1025	Environmental Biotechnology	18	1,373	13	10
1027	Biochemistry	24	1,368	45	43
1031	Chemistry	17	1,358	92	68
1032	Biochemistry	8	1,357	110	57
1034	Systems Design	12	1,356	4	8
1035	Environmental Science	5	1,354	9	4
1037	Toxicology	21	1,352	6	6
1039	Chemistry	9	1,350	5	4
1039	Marine Ecology	7	1,350	18	14
1041	Cell Biology	1	1,347	4	2
1041	Toxicology	1	1,347	2	2
1041	Chemical Ecology	1	1,347	3	2
1047	Environmental Science	7	1,340	4	4
1050	Environmental Engineering	25	1,339	5	7
1050	Catalysis	15	1,339	18	13
1052	Environmental Engineering	25	1,338	9	4
1054	Zoology	4	1,337	2	2
1055	Biochemistry	2	1,336	1	1
1055	Environmental Science	2	1,336	1	1
1057	Public Policy	5	1,334	70	14
1059	Mechanical Engineering	1	1,332	1	1
1062	Toxicology	22	1,325	10	11
1067	Chemistry	6	1,319	75	22
1067	Environmental Science	5	1,319	4	4
1070	Dynamics	16	1,315	5	7
1076	Chemical Engineering	13	1,311	28	8
1076	Chemistry	12	1,311	51	20
1076	Hydrology	25	1,311	17	25
1076	Agroecology	6	1,311	29	11
1076	Ecological Engineering	10	1,311	15	10
1083	Mathematics	3	1,310	107	26
1083	Mathematics	3	1,310	151	32
1085	Environmental Health	18	1,309	30	12
1087	Occupational Health	5	1,308	6	3
1088	Geochemistry	16	1,307	5	5
1091	Mineralogy	18	1,305	15	14
1091	Molecular Genetics	16	1,305	40	35
1091	Environmental Science	3	1,305	1	1
1091	Public Health	3	1,305	2	2
1097	Ecophysiology	24	1,304	11	11
1101	Environmental Engineering	6	1,301	7	4
1101	Freshwater Ecology	21	1,301	15	9
1104	Environmental Engineering	11	1,296	7	12
1106	Environmental Health	14	1,294	19	14
1106	Biochemistry	6	1,294	67	38
1106	Environmental Engineering	2	1,294	3	3
1111	Environmental Microbiology	14	1,293	2	2
1112	Environmental Engineering	24	1,292	8	5
1116	Environmental Chemistry	25	1,287	4	4
1118	Ecotoxicology	31	1,281	5	4
1119	Chemistry	9	1,277	4	4
1119	Chemistry	7	1,277	4	4
1121	Environmental Toxicology	3	1,274	8	3
1123	Environmental Engineering	2	1,270	8	2
1124	Theoretical Chemistry	32	1,269	8	9
1126	Environmental Biology	2	1,266	1	1
1129	Environmental Engineering	11	1,258	8	4
1131	Chemistry	15	1,255	64	43
1132	Public Health	4	1,249	22	5
1132	Agroecology	1	1,249	1	1
1132	Agroecology	1	1,249	1	1
1132	Environmental Engineering	1	1,249	13	3
1132	Agroecology	1	1,249	3	2
1132	Agroecology	1	1,249	5	1
1132	Public Health Surveillance	4	1,249	22	5
1140	Chemistry	4	1,248	5	4
1141	Environmental Health	28	1,244	19	19
1141	Environmental Health	28	1,244	18	19
1143	Chemistry	5	1,241	105	32
1144	Toxicology	21	1,240	13	9
1145	Film	17	1,238	28	14
1145	Film	4	1,238	19	6
1149	Petroleum Engineering	5	1,237	32	13
1149	Public Health	4	1,237	10	4
1151	Chemistry	18	1,236	63	44
1151	Environmental Science	5	1,236	11	5
1155	Environmental Toxicology	2	1,233	2	2
1157	Education	10	1,230	24	8
1160	Geochemistry	16	1,227	3	4
1160	Environmental Health	11	1,227	4	4
1164	Public Policy	8	1,225	2	2
1165	Biochemistry	13	1,224	6	5
1165	Architectural Engineering	14	1,224	1	1
1168	Environmental Health	4	1,223	27	7
1170	Chemistry	8	1,221	4	4
1170	Catalysis	15	1,221	20	14
1172	Environmental Engineering	3	1,219	6	4
1179	Environmental Science	18	1,215	8	9
1180	Geochemistry	13	1,213	6	8
1180	Geochemistry	13	1,213	6	8
1183	Forest Ecology	13	1,212	2	2
1184	Nanotechnology	11	1,211	3	3
1185	Ecology	12	1,207	2	2
1187	Environmental Chemistry	14	1,204	7	11
1188	Dynamics	3	1,201	43	15
1189	Microbial Ecology	4	1,200	2	2
1192	Chemistry	9	1,197	4	4
1196	Optimization	29	1,192	6	7
1200	Chemistry	6	1,185	111	55
1200	Epidemiology	10	1,185	10	7
1203	Systems Ecology	8	1,184	20	20
1204	Occupational Health	29	1,183	36	37
1207	Environmental Toxicology	2	1,180	3	3
1209	Chemistry	18	1,177	33	27
1209	Geochemistry	3	1,177	5	2
1212	Environmental Policy	15	1,176	23	24
1212	Environmental Policy	15	1,176	23	24
1212	Environmental Health	3	1,176	9	3
1215	Public Health	11	1,175	6	4
1218	Environmental Engineering	7	1,172	14	6
1220	Environmental Health	16	1,171	20	9
1223	Environmental Epidemiology	19	1,169	21	18
1224	Environmental Engineering	18	1,164	6	4
1225	Soil Science	7	1,163	29	18
1228	Environmental Science	6	1,162	7	4
1228	Environmental Science	9	1,162	3	3
1231	Chemical Engineering	15	1,161	1	1
1231	Materials Science	15	1,161	1	6
1233	Environmental Health	25	1,160	131	147
1235	Public Health	2	1,158	2	2
1237	Chemistry	7	1,156	2	2
1239	Environmental Health	7	1,154	17	7
1239	Environmental Science	14	1,154	4	4
1239	Marine Ecology	2	1,154	3	2
1242	Education	30	1,153	36	31
1243	Public Policy	4	1,152	11	3
1243	Ecotoxicology	7	1,152	3	3
1243	Environmental Toxicology	19	1,152	6	6
1246	Toxicology	32	1,151	4	4
1247	Environmental Science	10	1,150	4	4
1250	Ecology	17	1,149	24	10
1255	Environmental Engineering	15	1,143	4	5
1255	Chemistry	4	1,143	103	29
1255	Biotechnology	2	1,143	91	16
1259	Environmental Engineering	4	1,139	4	3
1260	Chemistry	4	1,137	70	13
1265	Water Resources Engineering	17	1,130	13	10
1265	Public Health	3	1,130	1	1
1269	Chemistry	18	1,129	4	4
1272	Hydrogen Energy	1	1,125	1	1
1272	Geochemistry	12	1,125	4	4
1278	Environmental Science	2	1,122	44	4
1279	Geochemistry	26	1,121	9	10
1280	Hydrology	23	1,120	4	6
1280	Environmental Science	5	1,120	10	4
1283	Chemistry	18	1,116	44	35
1284	Environmental Engineering	13	1,115	14	6
1285	Environmental Engineering	19	1,114	7	5
1286	Biostatistics	27	1,113	52	50
1286	Environmental Science	13	1,113	5	6
1290	Environmental Chemistry	13	1,112	8	9
1290	Chemistry	13	1,112	9	9
1290	Biomedical Sciences	18	1,112	24	16
1290	Sustainable Engineering	6	1,112	1	1
1294	Toxicology	28	1,111	11	16
1298	Environmental Toxicology	27	1,107	9	15
1298	Architecture	24	1,107	54	21
1298	Dentistry	2	1,107	71	23
1304	Chemical Engineering	5	1,105	25	8
1305	Toxicology	1	1,104	20	3
1305	Quality Management	1	1,104	7	1
1305	Environmental Toxicology	1	1,104	1	1
1305	Quality Management	1	1,104	1	1
1305	Environmental Toxicology	1	1,104	1	1
1305	Toxicology	1	1,104	1	1
1305	Quality Management	1	1,104	1	1
1305	Environmental Toxicology	1	1,104	1	1
1314	Public Health	1	1,103	46	9
1314	Public Health	1	1,103	1	1
1314	Geochemistry	2	1,103	1	1
1314	Environmental Biology	1	1,103	1	1
1314	Public Health	1	1,103	1	1
1314	Environmental Biology	1	1,103	1	1
1314	Environmental Engineering	7	1,103	2	2
1325	Environmental Health	32	1,098	13	17
1326	Environmental Science	2	1,097	2	1
1327	Chemical Engineering	20	1,096	4	4
1330	Chemistry	15	1,093	72	55
1330	Toxicology	19	1,093	12	6
1333	Chemistry	7	1,091	3	2
1335	Dynamics	1	1,090	12	4
1339	Biochemistry	13	1,089	53	34
1341	Dentistry	10	1,086	24	19
1343	Environmental Science	11	1,084	5	4
1344	Environmental Science	4	1,083	18	4
1352	Ecotoxicology	2	1,077	7	2
1357	Environmental Biology	5	1,073	1	1
1358	Environmental Science	3	1,071	2	2
1359	Environmental Science	2	1,070	3	2
1359	Environmental Toxicology	8	1,070	3	3
1359	Marine Ecology	15	1,070	25	10
1363	Environmental Chemistry	3	1,069	2	2
1363	Ecotoxicology	3	1,069	2	2
1363	Environmental Chemistry	3	1,069	2	2
1363	Ecotoxicology	3	1,069	2	2
1370	Environmental Engineering	8	1,064	5	4
1372	Nuclear Energy	5	1,063	49	11
1372	Biomedical Sciences	18	1,063	10	7
1375	Higher Education	8	1,061	20	10
1376	Biochemistry	1	1,060	6	1
1376	Chemistry	1	1,060	11	1
1376	Geochemistry	1	1,060	1	1
1376	Environmental Science	1	1,060	1	1
1383	Chemistry	1	1,056	1	1
1383	Materials Science	1	1,056	1	1
1385	Toxicology	3	1,053	15	4
1387	Nutrition	16	1,052	17	18
1389	Biotechnology	3	1,050	69	25
1392	Environmental Engineering	12	1,048	19	10
1394	Chemical Engineering	5	1,047	12	9
1396	Environmental Health	20	1,044	9	9
1397	Toxicology	11	1,041	24	5
1397	Environmental Science	14	1,041	25	10
1399	Urban Engineering	15	1,040	15	14
1400	Chemistry	10	1,039	124	51
1406	Education	15	1,033	29	6
1407	Chemical Engineering	8	1,032	73	33
1408	Chemistry	8	1,030	100	40
1413	Mechanical Engineering	3	1,023	111	44
1417	Materials Science	15	1,015	50	44
1421	Chemical Engineering	14	1,012	50	48
1421	Environmental Engineering	24	1,012	13	7
1423	Environmental Science	13	1,011	13	15
1424	Analytical Chemistry	23	1,009	5	9
1424	Environmental Engineering	15	1,009	4	4
1426	Environmental Chemistry	20	1,007	4	4
1427	Ecology	9	1,006	45	19
1431	Environmental Chemistry	2	1,003	3	3
1433	Catalysis	1	1,002	89	32
1434	Chemistry	17	1,001	6	14
1437	Chemistry	9	1,000	48	36
1438	Environmental Engineering	12	999	22	8
1438	Environmental Science	16	999	9	10
1438	Environmental Science	9	999	4	4
1438	Environmental Science	9	999	4	4
1443	Atmospheric Science	4	997	1	2
1446	Forest Ecology	22	996	30	30
1451	Soil Science	23	994	25	23
1451	Environmental Engineering	13	994	6	4
1451	Environmental Health	2	994	1	1
1454	Nanotechnology	3	993	34	15
1454	Environmental Toxicology	24	993	4	4
1458	Environmental Chemistry	6	990	6	3
1459	Education	8	989	4	4
1463	Environmental Engineering	10	987	27	11
1463	Biostatistics	7	987	9	4
1466	Environmental Health	19	985	35	41
1466	Materials Science	4	985	78	37
1466	Ecology	27	985	5	5
1466	Geochemistry	10	985	4	4
1466	Biochemistry	5	985	2	2
1474	Marine Ecology	1	981	34	6
1474	Marine Biology	1	981	33	8
1474	Ecology	1	981	40	12
1474	Marine Ecology	1	981	1	1
1474	Marine Biology	1	981	4	2
1474	Marine Ecology	1	981	1	1
1474	Environmental Science	1	981	5	2
1474	Marine Ecology	1	981	3	2
1484	Chemistry	2	979	108	31
1484	Chemistry	4	979	56	14
1484	Geochemistry	2	979	1	1
1490	Chemistry	11	977	76	57
1490	Environmental Health	4	977	6	4
1493	Chemical Engineering	3	975	6	1
1493	Environmental Engineering	4	975	3	3
1501	Environmental Health	6	972	15	6
1503	Conservation Biology	6	971	16	6
1505	Public Health	16	968	39	24
1508	Marine Ecology	6	967	13	9
1508	Biophysics	10	967	34	23
1508	Environmental Microbiology	14	967	8	8
1511	Environmental Engineering	9	965	29	20
1512	Environmental Science	23	964	10	11
1519	Ecology	5	959	17	17
1522	Chemistry	10	958	26	12
1525	Chemistry	4	955	85	36
1525	Epidemiology	2	955	75	18
1525	Marine Ecology	15	955	16	8
1529	Chemical Engineering	3	953	2	2
1531	Chemistry	11	952	76	60
1532	Genomics	14	951	48	37
1532	Environmental Engineering	20	951	4	4
1534	Environmental Toxicology	9	949	15	9
1534	Environmental Engineering	6	949	35	13
1534	Environmental Engineering	3	949	4	4
1534	Education	6	949	13	4
1539	Environmental Health	38	948	9	11
1542	Environmental Chemistry	4	944	2	2
1543	Environmental Engineering	14	943	3	4
1543	Toxicology	4	943	2	1
1543	Environmental Chemistry	1	943	2	2
1543	Ecotoxicology	1	943	1	1
1543	Environmental Toxicology	1	943	1	1
1543	Toxicology	1	943	16	1
1543	Ecotoxicology	1	943	3	3
1543	Environmental Toxicology	1	943	1	1
1543	Toxicology	1	943	1	1
1543	Environmental Chemistry	1	943	7	2
1543	Ecotoxicology	1	943	1	1
1555	Biotechnology	2	941	32	7
1555	Environmental Engineering	2	941	1	1
1555	Organic Chemistry	2	941	7	1
1562	Systems Engineering	8	939	63	30
1562	Environmental Engineering	14	939	18	14
1562	Sustainable Development	9	939	24	4
1562	Process Engineering	7	939	7	4
1567	Environmental Science	13	938	20	11
1569	Toxicology	9	936	8	5
1573	Integrative Physiology	3	933	66	22
1576	Environmental Engineering	7	927	10	8
1576	Public Policy	2	927	9	2
1582	Biology	5	921	42	7
1584	Environmental Science	7	920	11	8
1585	Geography	7	919	7	7
1588	Chemistry	5	917	52	12
1588	Environmental Science	5	917	3	3
1588	Environmental Health	1	917	2	2
1592	Nanotechnology	10	916	2	2
1594	Environmental Science	1	914	2	2
1594	Dentistry	1	914	1	1
1594	Dentistry	1	914	1	1
1597	Catalysis	6	912	40	18
1597	Materials Science	6	912	48	16
1603	Ecology	14	907	39	28
1603	Environmental Biotechnology	9	907	10	5
1606	Process Engineering	15	905	34	28
1610	Soil Science	29	903	11	11
1614	Chemistry	7	901	43	19
1617	Chemistry	16	900	41	39
1617	Bioengineering	2	900	55	10
1619	Chemical Engineering	6	898	34	10
1621	Chemistry	16	897	45	34
1621	Catalysis	5	897	32	15
1621	Materials Science	5	897	37	14
1621	Education	5	897	58	15
1626	Process Engineering	8	894	8	5
1627	Chemistry	3	893	92	37
1629	Quality Management	20	892	11	8
1629	Quality Management	20	892	14	8
1631	Construction Engineering	21	891	14	12
1632	Architecture	1	889	50	6
1632	Architecture	1	889	1	1
1632	Environmental Engineering	1	889	7	2
1632	Architecture	1	889	1	1
1632	Environmental Engineering	1	889	1	1
1632	Ecology	4	889	4	4
1632	Municipal Engineering	18	889	6	4
1640	Environmental Health	7	887	20	7
1641	Environmental Engineering	33	885	7	11
1641	Environmental Health	7	885	38	26
1644	Environmental Engineering	10	884	13	5
1644	Environmental Toxicology	3	884	1	1
1644	Biomedical Sciences	9	884	2	2
1648	Landscape Ecology	1	883	5	2
1650	Analytical Chemistry	5	881	3	2
1654	Epidemiology	13	879	34	16
1655	Biostatistics	12	877	34	14
1658	Soil Science	5	875	11	7
1658	Environmental Science	2	875	7	4
1663	Nanotechnology	8	874	8	8
1663	Chemistry	2	874	14	5
1667	Public Health	5	873	144	42
1667	Environmental Engineering	13	873	6	4
1669	Chemical Engineering	5	872	8	10
1672	Environmental Science	7	870	10	5
1673	Environmental Chemistry	13	869	5	9
1678	Evolutionary Biology	4	867	100	42
1678	Environmental Science	1	867	18	3
1678	Chemical Engineering	3	867	3	3
1678	Analytical Chemistry	1	867	1	1
1678	Foundation Engineering	11	867	13	11
1688	Molecular Biology	13	864	44	34
1690	Biomedical Sciences	19	863	16	11
1690	Environmental Chemistry	9	863	16	6
1694	Environmental Engineering	24	861	12	15
1699	Public Health	21	856	120	94
1699	Environmental Health	5	856	5	5
1699	Risk Management	5	856	5	5
1702	Toxicology	26	855	10	17
1703	Biochemistry	8	854	25	9
1703	Chemistry	18	854	54	53
1703	Chemistry	9	854	4	4
1706	Integrative Physiology	2	853	1	1
1708	Environmental Engineering	3	852	1	1
1709	Analytical Chemistry	4	850	13	4
1709	Chemistry	4	850	22	5
1709	Architecture	14	850	55	23
1709	Risk Management	1	850	1	1
1709	Environmental Health	1	850	1	1
1709	Risk Management	1	850	3	3
1715	Atmospheric Chemistry	7	849	8	8
1716	Biotechnology	6	848	24	12
1716	Environmental Biotechnology	6	848	5	4
1716	Soil Science	1	848	1	1
1720	Chemistry	8	847	9	6
1720	Environmental Science	13	847	5	6
1722	Nanotechnology	21	846	32	33
1726	Chemistry	16	844	48	39
1731	Chemistry	27	842	83	73
1733	Geochemistry	6	841	2	2
1733	Environmental Science	14	841	5	11
1733	Biomaterials	6	841	20	5
1737	Environmental Science	9	839	23	10
1738	Soil Science	11	838	24	19
1739	Education	5	836	7	5
1739	Higher Education	5	836	7	5
1741	Materials Physics	1	835	23	3
1741	Petroleum Engineering	1	835	4	3
1741	Materials Physics	1	835	3	3
1747	Chemistry	7	833	8	3
1747	Toxicology	6	833	25	10
1747	Environmental Engineering	10	833	35	31
1750	Environmental Engineering	15	832	6	4
1751	Environmental Health	4	831	7	6
1751	Ecology	14	831	26	24
1751	Environmental Engineering	20	831	4	6
1755	Biomedical Engineering	2	830	1	1
1755	Geochemistry	7	830	3	3
1759	Environmental Science	3	826	20	3
1759	Environmental Science	3	826	8	4
1763	Environmental Engineering	16	825	6	5
1769	Chemical Engineering	14	822	95	72
1769	Environmental Science	3	822	1	1
1772	Environmental Science	6	821	9	4
1774	Ecotoxicology	12	820	9	9
1778	Geochemistry	12	816	3	3
1781	Civil Engineering	9	814	82	17
1781	Architecture	9	814	82	17
1787	Nanotechnology	5	811	7	1
1787	Environmental Chemistry	10	811	13	13
1787	Chemistry	10	811	13	13
1791	Toxicology	12	810	23	25
1791	Bioengineering	14	810	65	61
1793	Analytical Chemistry	4	808	1	1
1797	Biomedical Engineering	1	804	259	52
1797	Neurotoxicology	1	804	45	13
1797	Neurotoxicology	1	804	3	2
1797	Neurotoxicology	1	804	54	14
1797	Biomedical Engineering	1	804	8	1
1797	Neurotoxicology	1	804	1	1
1797	Neurotoxicology	1	804	1	1
1797	Global Health	2	804	94	21
1797	Plasma Physics	3	804	1	1
1809	Chemistry	2	803	28	5
1811	Occupational Health	10	802	22	18
1820	Environmental Engineering	13	799	12	8
1822	Environmental Biotechnology	19	798	5	6
1824	Education	13	797	11	6
1824	Hydrology	6	797	23	13
1831	Toxicology	1	794	10	3
1831	Public Health	13	794	19	11
1836	Environmental Engineering	7	793	19	9
1836	Genomics	11	793	12	18
1836	Nanotechnology	18	793	5	5
1839	Geophysics	14	792	16	13
1839	Chemistry	2	792	44	8
1839	Environmental Chemistry	13	792	11	13
1844	Education	7	790	4	4
1847	Environmental Science	10	789	10	9
1847	Ecotoxicology	8	789	16	8
1849	Environmental Science	10	787	4	4
1851	Environmental Science	3	786	4	4
1851	Environmental Systems	25	786	6	7
1851	Systems Optimization	25	786	7	7
1856	Chemistry	7	785	47	24
1856	Toxicology	2	785	22	5
1859	Catalysis	12	784	54	49
1859	Atmospheric Chemistry	15	784	15	13
1859	Chemistry	15	784	15	13
1859	Civil Engineering	8	784	1	1
1865	Civil Engineering	7	782	15	11
1865	Environmental Engineering	5	782	10	4
1871	Environmental Health	10	778	27	20
1873	Environmental Engineering	21	777	4	5
1875	Environmental Systems	8	775	15	19
1879	Food Chemistry	9	772	2	1
1880	Environmental Science	13	771	20	12
1881	Environmental Science	7	770	4	4
1886	Bioengineering	4	767	1	1
1886	Bioengineering	4	767	1	1
1890	Civil Engineering	2	765	36	9
1894	Environmental Toxicology	22	763	4	7
1897	Toxicology	23	761	17	18
1897	Environmental Science	9	761	4	4
1897	Bioengineering	13	761	66	62
1897	Nanotechnology	13	761	66	62
1901	Environmental Biology	2	759	1	1
1901	Water Resources Engineering	12	759	4	4
1904	Chemistry	14	758	35	23
1904	Chemical Engineering	10	758	32	30
1904	Biochemistry	14	758	31	22
1908	Geochemistry	9	757	11	11
1908	Bioengineering	4	757	2	2
1914	Microbiology	5	756	7	4
1914	Environmental Science	5	756	26	20
1914	Environmental Science	4	756	4	2
1918	Environmental Science	10	755	37	17
1921	Chemistry	2	754	137	24
1921	Geochemistry	2	754	1	1
1921	Public Policy	12	754	5	2
1925	Atmospheric Chemistry	16	753	9	10
1938	Environmental Science	12	748	42	26
1938	Physical Chemistry	1	748	9	1
1938	Environmental Health	6	748	14	8
1938	Physical Chemistry	1	748	1	1
1942	Chemistry	11	747	11	4
1944	Environmental Science	13	745	4	4
1944	Environmental Engineering	5	745	4	4
1946	Environmental Health	9	744	28	13
1947	Environmental Engineering	14	743	6	11
1947	Cell Biology	2	743	6	1
1949	Chemistry	11	742	134	87

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