Global Warming: The Solution may be Dirt Cheap.
26 years ago, long before most people ever heard of climate change, scientists divided a patch of Harvard University-owned forest in central Massachusetts into 18 identical 6-meter by 6-meter squares [...] The purpose was to measure how carbon dioxide may escape from the earth as the atmosphere warms. The atmosphere gets all the attention in climate change, mostly because that’s where the warming happens. The soil, meanwhile, has been mostly ignored until lately. It’s both hugely influential on global warming and something humanity has a good deal of control over. The top 3 meters or so of earth store more carbon than the entire atmosphere and all plants combined. Taking care of the planet’s soil is “critical for stabilizing atmospheric CO2 concentrations"
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