New CO2 Milestone: 3 Months Above 400 PPM

New CO2 Milestone: 3 Months Above 400 PPM
|

April fell first. It lasted through May. Now June will be the third month in a row with average carbon dioxide levels above 400 parts per million.

Support HuffPost

At HuffPost, we believe that everyone needs high-quality journalism, but we understand that not everyone can afford to pay for expensive news subscriptions. That is why we are committed to providing deeply reported, carefully fact-checked news that is freely accessible to everyone.

Whether you come to HuffPost for updates on the 2024 presidential race, hard-hitting investigations into critical issues facing our country today, or trending stories that make you laugh, we appreciate you. The truth is, news costs money to produce, and we are proud that we have never put our stories behind an expensive paywall.

Would you join us to help keep our stories free for all? Your will go a long way.

Support HuffPost