(Q140162)

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Statements

0 references

United States Geological Survey

12 May 2024

1 reference

https://www.usgs.gov/staff-profiles/stephen-opsahl

is affiliated with

Oklahoma-Texas Water Science Center

12 May 2024

1 reference

https://www.usgs.gov/staff-profiles/stephen-opsahl

12 May 2024

1 reference

https://www.usgs.gov/staff-profiles/stephen-opsahl

mailto:sopsahl@usgs.gov

12 May 2024

1 reference

https://www.usgs.gov/staff-profiles/stephen-opsahl

0000-0002-4774-0415

23 May 2024

200

23 May 2024

0 references

official website

https://www.usgs.gov/staff-profiles/stephen-opsahl

13 September 2024

200

21 September 2024

0 references

23 May 2024

20 May 2024

0 references

Stable Isotope Analysis of Groundwater and Precipitation

20 May 2024

18

1 reference

https://openalex.org/A5048777739

Water Quality and Hydrogeology Research

20 May 2024

18

1 reference

https://openalex.org/A5048777739

Groundwater Flow and Transport Modeling

20 May 2024

12

1 reference

https://openalex.org/A5048777739

Marine Biogeochemistry and Ecosystem Dynamics

20 May 2024

11

1 reference

https://openalex.org/A5048777739

Biogeochemical Cycling of Nutrients in Aquatic Ecosystems

20 May 2024

9

1 reference

https://openalex.org/A5048777739

Marine Microbial Diversity and Biogeography

20 May 2024

7

1 reference

https://openalex.org/A5048777739

Importance and Conservation of Freshwater Biodiversity

20 May 2024

7

1 reference

https://openalex.org/A5048777739

Application of Stable Isotopes in Trophic Ecology

20 May 2024

6

1 reference

https://openalex.org/A5048777739

Marine Biodiversity and Ecosystem Functioning

20 May 2024

5

1 reference

https://openalex.org/A5048777739

Karst Hydrogeology and Geohazards

20 May 2024

5

1 reference

https://openalex.org/A5048777739

Climate Change and Paleoclimatology

20 May 2024

4

1 reference

https://openalex.org/A5048777739

Global Methane Emissions and Impacts

20 May 2024

4

1 reference

https://openalex.org/A5048777739

Hydrological Modeling and Water Resource Management

20 May 2024

4

1 reference

https://openalex.org/A5048777739

Importance of Mangrove Ecosystems in Coastal Protection

20 May 2024

3

1 reference

https://openalex.org/A5048777739

Antibiotic Resistance in Aquatic Environments and Wastewater

20 May 2024

3

1 reference

https://openalex.org/A5048777739

Anaerobic Methane Oxidation and Gas Hydrates

20 May 2024

3

1 reference

https://openalex.org/A5048777739

Ecological Impact of Freshwater Mussels

20 May 2024

3

1 reference

https://openalex.org/A5048777739

Ecological Dynamics of Riverine Landscapes

20 May 2024

3

1 reference

https://openalex.org/A5048777739

Eutrophication and Harmful Algal Blooms

20 May 2024

3

1 reference

https://openalex.org/A5048777739

Resilience of Traditional Irrigation Communities in Southwest USA

20 May 2024

3

1 reference

https://openalex.org/A5048777739

Evolutionary Patterns in Subterranean Environments

20 May 2024

2

1 reference

https://openalex.org/A5048777739

Impacts of Crayfish Invasions on Freshwater Ecosystems

20 May 2024

2

1 reference

https://openalex.org/A5048777739

Atmospheric Aerosols and their Impacts

20 May 2024

2

1 reference

https://openalex.org/A5048777739

Soil Erosion and Agricultural Sustainability

20 May 2024

2

1 reference

https://openalex.org/A5048777739

Influence of Land Use on Stream Ecosystems

20 May 2024

1

1 reference

https://openalex.org/A5048777739

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