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Today`s ocean acidification outpacing 56m year-old ancient upheaval

Last Updated: Tuesday, June 03, 2014, 10:37

Some 56 million years ago, a massive pulse of carbon dioxide into the atmosphere sent global temperatures soaring.

Local factors causing significant spikes in coastal ocean acidity

Last Updated: Sunday, January 05, 2014, 13:09

A new study has documented dramatic, natural short-term increases in the acidity of a North Carolina estuary.

Rising ocean acidification leading to anxious fish

Last Updated: Thursday, December 05, 2013, 16:11

A new research study has revealed that increase of carbon dioxide uptake in the oceans is resulting in fish getting anxious.

Temperature limit too high to avoid climate change: Study

Last Updated: Wednesday, December 04, 2013, 11:14

An internationally agreed target to limit rises in global average temperatures to within 2 degrees Celsius is around double the threshold that would avoid catastrophic climate change.

Present ocean acidification at highest level since 300m years

Last Updated: Friday, October 04, 2013, 12:12

A new study has revealed that the oceans are more acidic now than they have been for at least 300 million years, due to carbon dioxide emissions from burning fossil fuels.

Marine animals dissolving in Southern Ocean acid

Last Updated: Monday, November 26, 2012, 20:46

Researchers have revealed that the shells of sea snails are dissolving in a small patch of the Southern Ocean.

`Acidification may wipe out corals in one generation`

Last Updated: Thursday, September 27, 2012, 13:57

The world`s coral reefs may be wiped out within a single generation thanks to the ravages caused by ocean acidification, pollution and overfishing, says an Australian expert.

Oceans` acidic shift may be fastest in 300 million years

Last Updated: Friday, March 02, 2012, 17:27

The world`s oceans are turning acidic at what could be the fastest pace of any time in the past 300 million years.

Ocean acidification turning ‘Nemo’ fish deaf

Last Updated: Friday, June 03, 2011, 15:58

Recent studies have shown that ocean acidification causes fish to lose their sense of smell.

Marine ecosystems under threat from ocean acidification

Last Updated: Monday, March 29, 2010, 13:36

Experiments by a team of scientists has determined that acidification of the oceans as a result of increasing levels of atmospheric carbon dioxide (CO2) could have significant effects on marine ecosystems.