In addition, risks of negative consequences such as increased droughts and the complete melting of ice caps in Greenland and Antarctica definitively outweigh any potential positives, such as longer growing seasons in countries such as Canada and Russia. (scientificamerican.com)
I stepped into the highlands of Namibia and saw the desertification of the place, the arid environment reminding man of the loss of water in places once considered the source of water, and a looming submerging of the coastal areas in the event of a large scale heating of the outer planet leading to the accelerated melting of the ice caps. (hubpages.com)
The United Nations scientific community is pointing to the overwhelming evidence that global warming, from increased greenhouse gas emissions, is propelling us towards an irreversible runaway melting of the ice caps and northern permafrost while rising temperature cause massive forest fires. (educationbusinessuk.net)