350.org is turning the page on the fossil fuel industry and building a clean, just future by connecting powerful grassroots climate movements around the world.

What's in a name? Ours, 350, is a number. And a very important one. It is a reference to 350 parts per million (ppm) – the concentration of carbon dioxide (CO2) in the atmosphere considered the safe …

Climate change affects us all but makes inequalities even deeper. 350.org is fighting for climate solutions rooted in justice, putting people and communities first.

350.org is building a global grassroots movement to solve the climate crisis. Our online campaigns, grassroots organizing, and mass public actions are led from the bottom up by thousands of volunteer …

Besides 350.org, she currently serves on the Board of Directors of the ACLU of Northern California and Oasis Legal Services, a nonprofit law firm providing asylum services to LGBTQIA+ refugees.

From a small group of friends to a global force, 350.org has been taking bold action for a fossil-free world since 2008. See how we’re stopping pipelines and coal plants, moving trillions of dollars away …

Nov 17, 2025 · In just nine days, support for a fossil fuel phase-out road map has grown from 1 to 62 countries, from both developed and developing countries, analysis by 350.org shows.

Feb 7, 2025 · At COP29 in Azerbaijan, 350.org and partner organizations hosted an action demanding more ambition on countries’ climate plans. Photo credit: Jason del Rosario

At 350.org, you’ll work with a team of brilliant, fierce colleagues, tackling one of the greatest issues of our time, in a flexible and collaborative environment. Learn more about who we are, what we stand …

Communities worldwide are resisting fossil fuel expansion and leading the way for solutions to climate change. Join 350.org to power up just, reliable and affordable renewable energy.