Pacific Is Becoming More Acidic

Waters along North America’s Pacific coast are becoming more acidic, posing a threat to marine life, federal scientists reported Friday — adding that while that fits global warming scenarios, no one had expected the acidification to happen so soon.

Acidification describes the process, natural or manmade, of ocean water becoming corrosive as a result of carbon dioxide being absorbed from the atmosphere.

The researchers said anthropogenic, or manmade, emissions of carbon dioxide are likely to blame since the acidified water that is being “upwelled” seasonally from the deeper ocean is from the last 50 years, a period when the burning of fossil fuels raised CO2 levels dramatically.Ocean acidification may be seriously impacting marine life on our continental shelf right now,” study co-author Richard Feely said in a statement released by the National Oceanic and Atmospheric Administration, which co-sponsored the study along with NASA and the National Science Foundation.

Feely, a NOAA oceanographer, noted that while the ability of oceans to absorb carbon dioxide helps mitigate warming, “the change in the ocean chemistry affects marine life, particularly organisms with calcium carbonate shells, such as corals, mussels, mollusks, and small creatures in the early stages of the food chain.”

NOAA echoed the experts’ findings. “Acidification of the Earth’s ocean water could have far-reaching impacts on the health of our near-shore environment, and on the sustainability of ecosystems that support human populations,” said NOAA assistant administrator Richard Spinrad.

Oh great!  Just the news we need and a president that thinks it is from cow farts.

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