Tree absorbs about 48 lbs of CO2 per year. USA has 228 billion trees. 228,000,000,000 x 48 = 10,944,000,000,000 (11 trillion) lbs of Co2 is absorbed annually by trees alone. Now this does not include all of the other vegetation that exists. The rest of the vegetation absorbs more than 4 trillion lbs of CO2 … Continue reading Canada, USA and Global Co2 emissions are completely absorbed by plant life, here are the numbers