
Labe explains that the amount of CO2 in the atmosphere tends to peak in April each year as decaying plants release greenhouse gases after winter. Some of that CO2 gets reabsorbed by plants as they grow during the warmer months.
In case anyone else is wondering why it doesn’t just go up continuously…


I had to start reading that three times over, because I saw they mentioned “Canadian” and just assumed the angle brackets are a joke in reference to the Canadians in South Park: