- A female grizzly bear family rambles through Yellowstone National Park. USGS researchers study population dynamics of these bears, as well as hazards they face. This information is used by resource managers and decision makers.
- Coral reefs are one of Earth's most beautiful and vital ecosystems—and they are declining at a rapid pace. Mike Field, Chief of the USGS Pacific Coral Reef Project, talks about the importance of coral reefs and how pollution, climate change, and other factors are affecting them