The Global Warming Survival Guide

Can one person slow global warming? Actually, yes. You—along with scientists, businesses and governments—can create paths to cut carbon emissions. Here is our guide to some of the planet's best ideas.

Plant a Tree in the Tropics

Jocke Berglund
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It seems like simple arithmetic: a tree can absorb up to a ton of carbon dioxide over its lifetime, so planting one should be an easy way to mitigate climate change. Turns out it's not so simple. Recent studies have shown that trees in temperate latitudes—including most of the U.S.—actually have a net warming effect on the climate. The heat that dark leaves absorb outweighs the carbon they soak up.

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