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 …

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 …

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.

Bill is Founder and Senior Advisor at 350.org and is the Schumann Distinguished Professor in Residence at Middlebury College in Vermont. He is a 2014 recipient of the Right Livelihood …

Today, 350.org works in almost every country in the world on campaigns like fighting coal power plants in India, stopping the Keystone XL pipeline in the U.S, and divesting public institutions …

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.

Ready to take on the climate crisis? Join 350.org’s global team and help drive the movement for climate justice. We’re hiring smart, passionate people to make a real difference - come work …

Feb 7, 2025 · Next week countries should submit new climate targets. Check 350.org's analysis of the NDCs announced so far

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.