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CO2 Build-Up In Oceans May Harm Marine Life

A decade-long study finds that half the carbon dioxide produced since the industrial revolution has ended up in the world's oceans, changing their chemistry. Scientists say the continuing trend could be bad news for marine life. NPR's Richard Harris reports.

Copyright 2004 NPR

Award-winning journalist Richard Harris has reported on a wide range of topics in science, medicine and the environment since he joined NPR in 1986. In early 2014, his focus shifted from an emphasis on climate change and the environment to biomedical research.