Sydney Morning Herald: The Southern Ocean is acidifying at such a rate because of rising carbon dioxide emissions that large regions may be inhospitable for key organisms in the food chain to survive as soon as 2030, new US research has found.
Tiny pteropods, snail-like creatures that play an important role in the food web, will lose their ability to form shells as oceans absorb more of the CO2 from the atmosphere, a process already observed over short periods in areas close to the Antarctic coast.
Ocean acidification...