The chief scientific advisor to the British Government gave an important speech yesterday on the challenges we face over the next 20 years.
It is well worth reading, I've attached a short excerpt about an idea that I hadn't heard before. He makes the connection between ocean acidification and our ability to feed ourselves.
As many of you know, when we increase the CO2 in the atmosphere, the oceans absorb an increasing amount of CO2 from the atmosphere and this acidifies the ocean. Coral reefs are very sensitive to the acid levels in the ocean.
Here is the quote from Professor Sir John Beddington.