Citation Rankings (Highly Cited Researchers) and the list of the most cited and influential researchers cover a wide range of scientific fields, spanning 197 main and sub-disciplines, as well as the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings, offering a unique service. Additionally, the list without CERN, Statistical Data, etc., provided exclusively by “AD Scientific Index”, is part of our effort to balance the situation created by CERN and researchers with statistical data, who have an advantage over others, especially those in the social and humanities fields. There should be new regulations for multi-author and CERN papers. Citation lists also reveal many rule violations and unethical practices. See also for more specific citation analyses: Scientists Last 6 years Citation Index, Universities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025
* Total Citation Counts Rankings
Ranking Based On Selection :1
Environmental Sciences
Ecotoxicology
Environmental Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,770
3,240
0.479
* Total Citation Counts Rankings
Ranking Based On Selection :2
Environmental Engineering and Biotechnology
Water Resources
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,854
3,300
0.564
* Total Citation Counts Rankings
Ranking Based On Selection :3
medioambiente
ingenieria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,632
1,873
0.333
* Total Citation Counts Rankings
Ranking Based On Selection :4
Multiple-Stressors
Ocean Acidification
Climate Change
Plankton Ecology & Biogeochemical cycles
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,496
2,971
0.541
* Total Citation Counts Rankings
Ranking Based On Selection :5
Land Use and Cover Change
Landscape Ecology
Biological Conservation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,551
1,917
0.540
* Total Citation Counts Rankings
Ranking Based On Selection :6
Glaciers
Climate Change
Water Resources
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,994
1,814
0.910
* Total Citation Counts Rankings
Ranking Based On Selection :7
Environmental Pollution
Ecotoxicology
Water Contamination
Soil Pollution
Waste Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,719
968
0.563
* Total Citation Counts Rankings
Ranking Based On Selection :8
Biological Oceanography
Microbial Ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,253
570
0.455
* Total Citation Counts Rankings
Ranking Based On Selection :9
paleolimnology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,227
497
0.405
* Total Citation Counts Rankings
Ranking Based On Selection :10
climatology of South America
teleconnections
climate variability
renewable energies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
691
521
0.754
* Total Citation Counts Rankings
Ranking Based On Selection :11
water resources
hydrology
snow
modeling
climate change
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
429
385
0.897
* Total Citation Counts Rankings
Ranking Based On Selection :12
Environmental engineering
wastewater reuse
wastewater treatment
nutrient recovery
Construted Wetland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
145
143
0.986
* Total Citation Counts Rankings
Ranking Based On Selection :13
Environmental sciences
Disinfection
Sewage
Greywater
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35
35
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :14
Climate Change Economics
Energy Economics
Land Economics
Water Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
Ricardo O Barra
Universidad de Concepción
Concepción, Chile
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,770
3,240
0.479
Environmental Sciences
Ecotoxicology
Environmental Chemistry
Gladys Vidal
Universidad de Concepción
Concepción, Chile
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,854
3,300
0.564
Environmental Engineering and Biotechnology
Water Resources
Claudio Zaror
Universidad de Concepción
Concepción, Chile
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,632
1,873
0.333
medioambiente
ingenieria
Cristian A Vargas
Universidad de Concepción
Concepción, Chile
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,496
2,971
0.541
Multiple-Stressors
Ocean Acidification
Climate Change
Plankton Ecology & Biogeochemical cycles
Mauricio Aguayo
Universidad de Concepción
Concepción, Chile
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,551
1,917
0.540
Land Use and Cover Change
Landscape Ecology
Biological Conservation
Alfonso Fernández
Universidad de Concepción
Concepción, Chile
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,994
1,814
0.910
Glaciers
Climate Change
Water Resources
Jose Enrique Celis Hidalgo
Universidad de Concepción
Concepción, Chile
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,719
968
0.563
Environmental Pollution
Ecotoxicology
Water Contamination
Soil Pollution
Waste Management
L Antonio Cuevas
Universidad de Concepción
Concepción, Chile
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,253
570
0.455
Biological Oceanography
Microbial Ecology
Alberto E Araneda
Universidad de Concepción
Concepción, Chile
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,227
497
0.405
Martín Jacques Coper
Universidad de Concepción
Concepción, Chile
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
691
521
0.754
climatology of South America
teleconnections
climate variability
renewable energies
Sebastián A. Krogh
Universidad de Concepción
Concepción, Chile
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
429
385
0.897
water resources
hydrology
snow
modeling
climate change
Valentina Carrillo
Universidad de Concepción
Concepción, Chile
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
145
143
0.986
Environmental engineering
wastewater reuse
wastewater treatment
nutrient recovery
Construted Wetland
Yenifer González Ortiz
Universidad de Concepción
Concepción, Chile
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35
35
1.000
Environmental sciences
Disinfection
Sewage
Greywater
Esteban Arias Montevechio
Universidad Católica de la Santísima Concepción
Concepción, Chile
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
Climate Change Economics
Energy Economics
Land Economics
Water Economics