A brief update on global warming. As expect 2010 came in high – the equal-hottest year ever, tying with 2005, according to both NOAA and NASA. This is despite a strong La-Niña condition developing in the second half of 2010, and low solar irradiance, both of which tend to cool the planet.
[Published by On Line Opinion, 24 August.]
As the national election campaign approaches its climax, with global warming all but ignored by the major parties, the Australian Academy of Sciences has issued a report summarising the current state of climate change science. Its conclusions are clear and concerning. Global warming continues to occur, and the evidence is now strong that human emissions of greenhouse gases are the main cause. The evidence supporting supporting climate sceptics is melting like the Arctic snow.