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Algae should be more effective and pollution kills trees
We are not replacing trees with green sludge canisters. I'll take up weapons way before that.
Pick metric for efficiency
CO2 absorbtion rate over time. It's not even close.
That said, trees have other benefits in an urban setting.
CO2 absorbtion rate over time.
Educated person found.
That said, trees have other benefits in an urban setting.
Yes. It is easier to notice burning skin than different CO2 level.
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