The challenge of climate change
Published 28 Sep, 2013 07:46 | Updated 28 Sep, 2013 07:24Thom Hartmann discusses the IPCC Climate Change Report with the Big Picture Panel. Also, Climate Week continues with interviews with Benjamin Black of the Massachusetts Institute of Technology and Dr. Charles Miller, a leading scientist with the Carbon in Arctic Reservoirs Vulnerability Experiment on whether the Earth is in danger of mass extinction.
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