Observe trees to understand changes in biomass and effects on the carbon cycle.

Explore plants and animals, earn badges, & optionally share for science

Using BIG DATA to answer remaining questions about heart disease

Monitor water quality in lakes and watersheds worldwide

Identify and make more accessible ecological data from the state’s history

Track individual whales and learn their stories.

Develop & apply open-source tools to environmental exploration

Help astronomers make awesome discoveries.

Summarize scientific articles to make them more accessible.

Collect global observations of weather conditions at the ground