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Ocean acidity threatens Alaska waters

SITKA, ALASKA The surface layer of the world’s oceans has been acidified by 30% in the last 60 years due to increased atmospheric carbon dioxide levels. Continued unconstrained CO2 emissions may triple ocean acidity by 2100. That’s according to National Oceanic and Atmospheric Administration research scientist Jeff Short, addressing a teleconference sponsored by the Alaska Center for Climate Assessment and Policy
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