How many tonnes of CO2 does a human being exhale in a year?
Answer:
CO2 is not the problem. Mother nature took care of that several million years ago when she introduced the plants. Plants take in CO2 and keep the C and give us back the O2.
Option 7 we could kill all those ignorant ,stupid people.War will do it.
not a ton... we only use 10% of the air we breathe in
Not one tonn but 0.600 Tonn for one year! Ave...
Too many. We should self-euthanise to save the planet man.
I vote for option 7 too ...
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