Protecting our home
Protecting our home
From city parks to forests of redwoods, from the air we breathe to the water we drink, everyone depends on a vibrant and healthy world.
Climate & Energy
Our voices can influence leaders and transform how industries are powered. Join us in embracing bold, positive, and future-focused solutions to the climate crisis.
Community Advocates Program
We have a once-in-a-generation opportunity to drive transformational change.
Lands, Air, Water & Wildlife
The health of our environment shapes the health of our communities. For over 125 years, Sierra Club members have worked to protect the earth’s vital resources, natural beauty, wild creatures, and scenic landscapes. Learn how you can help.
More on lands, air, water, & wildlife
People & Justice
We’re protecting more than trees. The most vulnerable among us are the first to feel the impacts of the environmental crisis. And we’ll settle for nothing less than a healthy world for all.