Photo: Plants Exhale Methane, Add to Greenhouse Effect, Study Says

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A map of global atmospheric methane published in the May 13, 2005, issue of Science shows satellite data that includes unexplained concentrations of the gas over rain forests.

Now a team of European researchers has identified a large range of plants that release methane under normal growing conditions, suggesting that the greenery could be responsible for the methane plumes.

Image courtesy Science

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