A major milestone.

For the first time, NOAA’s Mauna Loa observatory recorded an average daily CO2 concentration above 400 parts per million. Globally, we’re not yet at annual averages above 400, but this is indeed an important milestone. We’ve created 400.350.org to reflect on what this means, and talk about what we’re doing to cool the planet.

Please take a moment to read and share.

 

Break Free From Fossil Fuels

May 4–15: People all around the world are joining together in peaceful resistance against the fossil fuel industry, and in support of a just transition to renewable energy.
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