Melting Glaciers Pose a Carbon Menace

Melting glaciers dump massive amounts of carbon into the world's oceans, a new study finds. The organic carbon could be a temporary boon for tiny creatures at the bottom of the aquatic food chain that gobble the compound as food, but if this manna disappears because the glaciers have vanished, the overfed ocean ecosystems may collapse, the study authors warned. We do not know how different …

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