350* is building a global grassroots climate movement that can hold our leaders accountable to the realities of science and the principles of justice.
That movement is rising from the bottom up all over the world, and is uniting to create the solutions that will ensure a better future for all. Our online campaigns, grassroots organizing, and mass public actions bring together a global network active in over 188 countries. You can read more about our history here.
*The number 350 means climate safety: we must reduce the CO2 in the atmosphere from >400 parts per million to below 350. More →