Acid oceans need action

(BBC): The world’s marine ecosystems risk being severely damaged by ocean acidification unless there are dramatic cuts in CO2 emissions, warn scientists. More than150 top marine researchers have voiced their concerns through the "Monaco Declaration", which warns that changes in acidity are accelerating. The declaration, supported by Prince Albert II of Monaco, builds on findings from an earlier international summit. It says pH levels are changing 100 times faster than natural variability. Go to article