August 16, 2021
Both of our neighboring planets, Venus and Mars, are carbon dioxide (CO2) worlds. On Earth, there is only a trace amount. So why all the fuss about carbon dioxide? In half a minute, you can fully grasp how CO2 does its dirty work. Interested?
Earth’s Carbon Dioxide Levels
Six years ago, for the first time in 800,000 years, our own world’s carbon dioxide level passed 400…