Curbing coal emissions alone might avert climate danger, say researchers
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Satellite imagery shows where carbon dioxide is being emitted or absorbed, measured here in 2003. Reds show sources; blues, absorption. Image: NASA
An ongoing rise in atmospheric carbon dioxide from burning of fossil fuels might be kept below harmful levels if emissions from coal are phased out within the next few decades, say researchers. They say that less plentiful oil and gas should be used sparingly as well, but that far greater supplies of coal mean that it must be the main target of reductions. Their study appears in the journal
Global Biogeochemical Cycles.
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