(February 4, 2010) Stephen Schneider, professor of biology at Stanford and senior fellow at the Woods Institute for the Environment, unpacks the political and scientific debates surrounding climate change. This course was originally presented in Stanford’s Continuing Studies program. Stanford University: Woods Institute for the Environment at Stanford: woods.stanford.edu Stanford Continuing Studies Program: csp.stanford.edu Stanford University Channel on YouTube:

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Global Warming: An Unsettled Science Despite popular claims by politicians, entertainers and media figures, the science behind global warming is not settled. This video presents some of the more contentious and significant recent developments in climatology. References: IPCC 2004 von Storch et al. Reconstructing Past Climate from Noisy Data w3g.gkss.de Response to Rahmstorf von Storch et al. Science, June 30, 2006 2005 Moberg et al. stephenschneider ……

, with choruses encouraging long-term thinking, and individual and community action. Optimistic, forward-thinking, but now’s the time to act. “Yes we can!” take AIM at climate change. Download the video or audio versions at TakeAIMatClimateChange.org to iPods or iPhones, and share with friends. … Climate Change Arctic Antarctic glaciers warming temperature Obama Gore NSF NASA IPY Earth environment penguins CO2 greenhouse adapt innovate mitigate conservation green science technology sustainable ……

Want more? Subscribe to NASA on iTunes! phobos.apple.com Earth is currently in a period of warming. Over the last century, Earth’s average temperature rose about 1.1 F (0.6C). In the last two decades, the rate of our world’s warming accelerated. Scientists predict that the globe will continue to warm over the course of the 21st century. Is this warming trend a reason for concern? After all, our world has witnessed extreme warm periods before, such as during the time of the dinosaurs. Earth ……