Why sucking CO2 out of the atmosphere can’t undo all the effects of climate change
Sucking planet-heating carbon dioxide of the atmosphere doesn’t reverse all the effects of climate change, new research tells us. Carbon dioxide removal, as it’s called, can sound like science fiction — but many companies are already counting on it to undo some of the damage caused by their pollution.
Companies might try to prevent their greenhouse gas emissions altogether, or they might try to clean it up after the fact. That’s why we’re seeing all kinds of brands, from Microsoft to the Houston Texans, saying that they’ll plant trees or invest in new technologies that are supposed to filter CO2 out of the air. But even if they’re successful in trapping CO2, does it reverse the consequences of creating that pollution in the first place?
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