The reason that the oceans are becoming more acidic is because of the CO2 emissions that we are producing from burning fossil fuels," observed Dr Turley.

"Add CO2 to seawater and you get carbonic acid; it's simple chemistry, and therefore certain.

"This means that the only way of reducing the future impact of ocean acidification is the urgent, substantial reduction in CO2 emissions."
- BBC NEWS, June 6, 2008