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Ecosystems Research

About this Issue

Sunset on a lake with reeds.

About this Issue

EPA Ecosystems Research

Science Features

Sunset over fishing pier

Ecosystems U: Building a Better Understanding of How Ecosystems Benefit Society

EPA researchers are leading efforts to identify and quantify "ecosystem services."

Aerial shot of part of Bristol Bay watershed

Science for Bristol Bay: Assessing Potential Mining Impacts on Salmon Ecosystems

EPA researchers release final environmental assessment on how large-scale mining development may affect Alaska's Bristol Bay watershed.

Mountaintop mining site

Aquatic Ecosystems and Mountaintop Mining: Studying the Connections

EPA researchers provide the science needed to protect Appalachian streams.

Photo of pelicans resting on rocks in a bay

Nutrients: How much is too much?

Photo from a kayak in Narragansett Bay

Nutrients in Narragansett: Improving Understanding and Communication

EPA researchers are working with partners in the Narragansett Bay watershed to advance the understanding of nutrient pollution effects on the health of lakes, streams, and estuaries.

Photograph of a lighthouse in the Chesapeake Bay

Partnerships to Protect Chesapeake Bay

EPA researchers and partners are working to reduce pollution and restore the health of Chesapeake Bay.

Underwater image of seagrass

How Deep Are the Seagrasses?

EPA researchers are studying seagrasses to help Florida set water quality standards.

Photo of a northern spotted owl

EPA "Recovery Champions" Help Effort to Save Threatened Owl

EPA's HexSim computer modeling team works with U.S. Fish and Wildlife Service to save the northern spotted owl.

Bird nest with blue eggs

MCnest: Not Just for the Birds

EPA model helps clarify pesticide effects on bird populations.

Photo of a river in a forest

Ecosystems and Climate Change

To help communities plan for the future, EPA researchers are exploring the links between climate change and ecosystem services.

Photo of a spider

Contaminants Caught in a Spider's Food Web

EPA scientists use spiders to track contaminants across ecosystems.

Science Matters is produced by the U.S. Environmental Protection Agency, Office of Research and Development. All content is copyright free, and can be reprinted without permission.

Comments, feedback, and suggestions for future stories are welcome.

Please contact Aaron Ferster: ferster.aaron@epa.gov.

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