We're here to solve the planet's most pressing problems.
Our mission: to use rigorous, independent science to solve our planet's most pressing problems. Joining with people across the country, we combine technical analysis and effective advocacy to create innovative, practical solutions for a healthy, safe, and sustainable future.
Our values
Science
...in the service of people and the planet.
Justice and Equity
...for people of all races and incomes—now, and for future generations.
Courage
...to take principled, science-based stands in the public arena.
Integrity
...to always examine evidence critically, openly, and honestly.
Democracy
...to promote a voice for all in government decisions.
Action
...inspiring and mobilizing people to build a healthier, safer, and more just world.