The severe Arctic blast and storms that hit the central part of the United States are another example of extreme weather due to climate change, writes Barry Sheppard.
electricity grid
[Ross Garnaut is a Professor of Economics at the Australian National University. In 2007 he was appointed to examine the impacts of climate change on the Australian economy and recommend medium to long-term policies and policy frameworks to improve the prospects for sustainable prosperity. The Garnaut Climate Change Review was finalised on September 30, 2008, with an update released on May 31, 2011. This is a speech given by Garnaut to the renewable energy summit hosted by the South Australian government on October 6.]
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