Archive for August 5th, 2012
“Extreme summer climate anomalies in Texas in 2011, in Moscow in 2010, and in France in 2003 almost certainly would not have occurred in the absence of global warming with its resulting shift of the anomaly distribution. In other words, we can say with high confidence that such extreme anomalies would not have occurred in the absence of global warming.”
This quote is from a new scientific paper in Proceedings of the National Academy of Sciences. The paper will be freely available online Monday August 6 as article #12-05276: Proc. Natl. Acad. Sci., “Perception of climate change”, Hansen, J., Mki. Sato, and R. Ruedy. A draft copy can be downloaded here.
I often hear people state that we need to reduce our emissions of heat trapping carbon dioxide for our children and grandchildren’s sake. Unfortunately, human-caused global warming has already caused large increases in extreme heat waves. Global warming-caused extremes are happening now.