Ocean acidification is already dissolving shells

The first hard evidence has emerged that the shells of marine snails in the seas around Antarctica are being dissolved by ocean acidification.

Scientists warn over ocean acidity

Manmade CO2 emissions over the last 100 to 200 years have already raised ocean acidity way beyond its normal natural range, says an international team of scientists.

Ocean acidification intensifying, says committee

The oceans are acidifying more quickly than at any time in hundreds of thousands of years, the National Research Council has reported to Congress.

Ocean acidification fastest in 65 million years

Ocean acidifcation is taking place at a faster rate than has been seen in the last 65 million years - and it's still accelerating.