Jump to main content or area navigation.

Contact Us

Science Matters

Science Matters Header

GEMS: Great Environmental Moments in Science

Water in a stream

What's Ailing Your Stream? CADDIS Can Help Find Out
EPA researchers have updated an online tool that helps scientists from states and tribes find out what’s harming plant and animal life in streams, rivers, and wetlands.


Sunset over the mountains

Climate Change Penalty on Ozone
EPA scientist finds new metric to measure impacts of climate change on ozone air quality.

Mentor and Apprentice

The Research Apprenticeship Program Celebrates 20 Years of Success
EPA and Shaw University team up to engage students in science, math, and engineering.

Fish and Coral Reef

Using Biological Criteria and the Clean Water Act to Protect Coral Reefs
EPA researchers recently published a manual describing how to protect coral reefs from land-based stressors.

Area Navigation

Jump to main content.