John H. Duff (Q243054)

From geokb

current or former USGS staff member

Language	Label	Description	Also known as
English	John H. Duff	current or former USGS staff member

Statements

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United States Geological Survey

unknown value

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mailto:jhduff@usgs.gov

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Biogeochemical Cycling of Nutrients in Aquatic Ecosystems

48

1 reference

https://openalex.org/A5034746671

Hydrological Modeling and Water Resource Management

23

1 reference

https://openalex.org/A5034746671

Stable Isotope Analysis of Groundwater and Precipitation

14

1 reference

https://openalex.org/A5034746671

Influence of Land Use on Stream Ecosystems

12

1 reference

https://openalex.org/A5034746671

Importance and Conservation of Freshwater Biodiversity

10

1 reference

https://openalex.org/A5034746671

Microbial Nitrogen Cycling in Wastewater Treatment Systems

8

1 reference

https://openalex.org/A5034746671

Water Quality and Hydrogeology Research

7

1 reference

https://openalex.org/A5034746671

Eutrophication and Harmful Algal Blooms

6

1 reference

https://openalex.org/A5034746671

Groundwater Flow and Transport Modeling

6

1 reference

https://openalex.org/A5034746671

Carbon Dynamics in Peatland Ecosystems

5

1 reference

https://openalex.org/A5034746671

Marine Biogeochemistry and Ecosystem Dynamics

5

1 reference

https://openalex.org/A5034746671

Ecological Dynamics of Riverine Landscapes

3

1 reference

https://openalex.org/A5034746671

Soil Erosion and Agricultural Sustainability

3

1 reference

https://openalex.org/A5034746671

Microbial Diversity in Antarctic Ecosystems

2

1 reference

https://openalex.org/A5034746671

Importance of Mangrove Ecosystems in Coastal Protection

2

1 reference

https://openalex.org/A5034746671

Biogeography and Conservation of Neotropical Freshwater Fishes

2

1 reference

https://openalex.org/A5034746671

Ecological Impact of Freshwater Mussels

2

1 reference

https://openalex.org/A5034746671

Assessment of Surface Water Quality

2

1 reference

https://openalex.org/A5034746671

Supercritical Water Gasification for Hydrogen Production

1

1 reference

https://openalex.org/A5034746671

Plant Pathology and Resistance to Fungal Diseases

1

1 reference

https://openalex.org/A5034746671

Impact of Ocean Acidification on Marine Ecosystems

1

1 reference

https://openalex.org/A5034746671

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