Videos

Juvenile Coho salmon (Oncorhynchus kisutch) exhibiting abnormal behaviors associated with exposure to 6PPD-quinone, a derivative of the compound 6PPD which is used in tires to prevent wear.

The U.S. Geological Survey laboratory for the analysis of per- and polyfluoroalkyl substances (PFAS) uses cutting-edge techniques to analyze environmental samples including tissues, plasma, water, and soils to undertake and support research projects across the country.

Webinar on USGS research findings on Polycyclic Aromatic Hydrocarbons (PAH) contamination associated with coal-tar-based sealants and implications for environmental and human health. Dr.

Congressional Briefing at the Capitol Visitors Center on April 11, 2014. The briefing focuses on the Mississippi River Basin, which covers about 40% of the nation and represents a wide range of important climatic, agricultural, and urban influences that are present throughout the country.

Congressional Brefing on Health of U.S. Streams Reduced by Streamflow Modifications and Contaminants.

Gerard McMahon, former NAWQA urbanization study leader

Watershed Restoration in an Ultra-urban Environment
Presentation by William Stack, Center for Watershed Protection Deputy Director of Programs

Interview by Richard Coupe (US Geological Survey) of Claire Rose- a scientist involved in the National Water Quality Assessment (NAWQA) Study of Agricultural Chemical Transport (ACT)on research results of metolachlor transport.

Claire Rose (USGS) and Richard Coupe (USGS) talk with Lawrence Murphy about farming and Agricultural Chemical Transport Study research done on his farm in the Mississippi Delta.

Richard Coupe (U.S. Geological Survey) summarizes research results of glyphosate and water quality as part of the the National Water Quality Assessment (NAWQA) Study of Agricultural Chemical Transport (ACT).

Interview by Richard Coupe (U.S. Geological Survey) of Heather Welch-- a scientist involved in the National Water Quality Assessment (NAWQA) Study of Agricultural Chemical Transport (ACT)-- on her research results on environmental effects of biofuel production.

Interview by Richard Coupe (U.S. Geological Survey) of Richard Rebich-- a scientist involved in the National Water Quality Assessment (NAWQA) Study of Agricultural Chemical Transport (ACT)-- results of SPARROW Modeling. SPARROW is a a modeling tool for the regional interpretation of water-quality monitoring data.

Interviews by Richard Coupe (US Geological Survey) of scientists involved in the National Water Quality Assessment (NAWQA) Study of Agricultural Chemical Transport (ACT) in the environment.

Claire Rose (USGS) and Richard Coupe (USGS) talk with Kenneth Hood about farming and Agricultural Chemical Transport (ACT) Study research done on his farm in the Mississippi Delta.

In April of 2010, Paul Hsieh, a research scientist, readily stepped up to an opportunity to provide a service to the public that pulled him away from his work, that pulled him out of his environment. This was not something that's in his job description, but it was a way for him to make a tangible contribution, and as it turned out, he made a significant difference.

Pete Van Metre and Barbara Mahler discuss an experiment to assess release of Polycyclic Aromatic Hydrocarbons (PAHs) from coal tar pavement sealant after application on a parking lot. (Short Version)

Pete Van Metre and Barbara Mahler discuss an experiment to assess release of Polycyclic Aromatic Hydrocarbons (PAHs) from coal tar pavement sealant after application on a parking lot. (Long Version)

Today on the USGS CoreCast we explore what impact emerging contaminants have on the health and development of aquatic wildlife.

"Delta Science" is an excerpt from the USGS produced television program “Delta Revival: Restoring a California Ecosystem”. A link to the complete program follows this description.