Huge Methane Emissions from Fresh Water

Living on Earth

Small farm ponds and other freshwater bodies sink more carbon than all the world’s oceans. But freshwater sources also release huge amounts of carbon dioxide and methane. John Downing, an ecology professor at Iowa State University, recently co-wrote an article on freshwater gas emissions. Host Bruce Gellerman asks him about how these small bodies of water make a big impact on our climate.

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