CO2 data from Mauna Loa above 421.21 ppm up from 415.6 a year ago and 393.88 just 10 years ago.
Saturday was the first day that CO2 measured in the atmosphere was above 420 ppm since measurements began in the 1950s. This moment in time has...
Saturday was the first day that CO2 measured in the atmosphere was above 420 ppm since measurements began in the 1950s. This moment in time has...
