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Showing posts from September, 2013

UN IPCC Fifth Assessment Report (WGI): Morceaux Choisis

Working Group I of the United Nations International Panel for Climate Change (IPCC)  made public its contribution to the fifth Assessment Report (AR5) on 27 September 2013. WGI focuses on the physical science knowledge as to climate change . Hereafter follow some quotes directly from the report. Those underline the level of seriousness of climate change and the direct link to human activities. Observed changes in the climate system: Atmosphere - " Warming of the climate system is unequivocal , and since the 1950s, many of the observed changes are unprecedented over decades to millennia." - "In the Northern Hemisphere, 1983-2012 was likely the warmest 30-year period of the last 1400 years ( medium confidence )." - "Continental-scale surface temperature reconstructions show, with high confidence , multi-decadal periods during the Medieval Climate Anomaly (year 950-1250) that were in some regions as warm as in the late 20th century. These regional

Climate Change State of Science: New IPPC report to be released on 28 September 2013

Today, 28 September 2013 , the International Panel on Climate Change (IPCC) will release its new assessment of the state of science as to climate change as well as scenarios for the future. A good article and video have been posted on the CNN website :