(Q46568)

Statements

0 references

United States Geological Survey

10 May 2024

unknown value

1 reference

https://www.usgs.gov/staff-profiles/dave-harper

is affiliated with

Columbia Environmental Research Center

10 May 2024

1 reference

https://www.usgs.gov/staff-profiles/dave-harper

10 May 2024

1 reference

https://www.usgs.gov/staff-profiles/dave-harper

mailto:david_harper@usgs.gov

16 May 2023

1 reference

USGS Staff Profiles

0000-0001-7061-8461

23 May 2024

200

23 May 2024

0 references

official website

https://www.usgs.gov/staff-profiles/dave-harper

13 September 2024

21 September 2024

200

0 references

23 May 2024

16 May 2024

0 references

Importance and Conservation of Freshwater Biodiversity

16 May 2024

10

1 reference

https://openalex.org/A5047649225

Aquatic Ecotoxicology and Biomarkers of Pollution

16 May 2024

8

1 reference

https://openalex.org/A5047649225

Toxicology and Environmental Impacts of Mercury Contamination

16 May 2024

7

1 reference

https://openalex.org/A5047649225

Environmental Impact of Heavy Metal Contamination

16 May 2024

6

1 reference

https://openalex.org/A5047649225

Ecological Impact of Freshwater Mussels

16 May 2024

5

1 reference

https://openalex.org/A5047649225

Assessment of Surface Water Quality

16 May 2024

5

1 reference

https://openalex.org/A5047649225

Acid Mine Drainage Remediation and Biogeochemistry

16 May 2024

4

1 reference

https://openalex.org/A5047649225

Ecological Impact of Beaver Activities on Ecosystems

16 May 2024

3

1 reference

https://openalex.org/A5047649225

Wildlife Ecology and Conservation Biology

16 May 2024

3

1 reference

https://openalex.org/A5047649225

Impact of Persistent Organic Pollutants on Environment and Health

16 May 2024

2

1 reference

https://openalex.org/A5047649225

Impact of Climate Change on Forest Wildfires

16 May 2024

2

1 reference

https://openalex.org/A5047649225

Ecological Dynamics of Riverine Landscapes

16 May 2024

2

1 reference

https://openalex.org/A5047649225

Water Quality and Hydrogeology Research

16 May 2024

2

1 reference

https://openalex.org/A5047649225

Chromium Bioremediation and Health Impacts

16 May 2024

2

1 reference

https://openalex.org/A5047649225

Cruise Tourism in the Caribbean and Beyond

16 May 2024

2

1 reference

https://openalex.org/A5047649225

Length-Weight Relationships of Fish Species

16 May 2024

2

1 reference

https://openalex.org/A5047649225

Factors Affecting Sagebrush Ecosystems and Wildlife Conservation

16 May 2024

2

1 reference

https://openalex.org/A5047649225

Biogeochemical Cycling of Nutrients in Aquatic Ecosystems

16 May 2024

2

1 reference

https://openalex.org/A5047649225

Global Methane Emissions and Impacts

16 May 2024

2

1 reference

https://openalex.org/A5047649225

Challenges and Policy Implications of Biodiversity Offsets

16 May 2024

1

1 reference

https://openalex.org/A5047649225

Rangeland Degradation and Pastoral Livelihoods

16 May 2024

1

1 reference

https://openalex.org/A5047649225

Analysis of Innovative Energy Investment Strategies

16 May 2024

1

1 reference

https://openalex.org/A5047649225

Global Impact of Gas Flaring

16 May 2024

1

1 reference

https://openalex.org/A5047649225

Land Tenure and Property Rights in Agriculture

16 May 2024

1

1 reference

https://openalex.org/A5047649225

Petroleum Chemistry and Analysis

16 May 2024

1

1 reference

https://openalex.org/A5047649225

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