Climate change: Forecast of an uncertain future | Poverty Over | guardian.co.uk

http://www.guardian.co.uk/poverty-over/climate-change-emissions

Many scientists predict that with the current rate of global carbon emissions, about 30 million more people will go hungry in the next two decades as agricultural yields diminish, and between 1 and 3 billion people will suffer acute water shortages. If nothing is done to stem a rise of 2C in global average temperatures by 2050, 250 million people may be forced to leave their homes to seek food and water elsewhere.