The Earth just reached a CO2 level not seen in 3 million years

The Earth just reached a CO2 level not seen in 3 million years

Posted by on Apr 22, 2017 @ 7:17 am in Conservation | 0 comments | Last modified: April 21, 2017

Some records aren’t meant to be broken — but when it comes to climate change, humans still haven’t gotten the memo. Last fall, the Earth passed a major climate milestone when measurements taken at Hawaii’s Mauna Loa Observatory showed that atmospheric concentrations of carbon dioxide had passed — potentially permanently — 400 parts per million. This week, measurements...

Learn More