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Soil microbes hold key to climate puzzle

Thursday 30 Mar 17 10:00am

Soil tests on the Colorado Plateau in the US show that arid lands could reflect more light back into space | Jennifer LaVista

By TIM RADFORD | Climate scientists puzzled by the traffic of carbon between soil and air might have to think more deeply about the role played by soil microbes − the planetís smallest inhabitants.

One research team has just found that soil microbes could actually lighten the colour of arid land soils, to reflect more light and bounce more radiation energy back into space.

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