The 8 Minute Epoch 65 million Years with James Hansen

https://www.youtube.com/watch?v=TSexmRu3kbM In a speech at the University of Oregon, James Hansen, NASA’s chief atmospheric scientist, walks listeners thru the most recent geologic periods, and speaks to the commonly heard climate canard, “It’s been hotter in earth’s history before – so what’s the big deal?’ this presentation and others by Hansen available here: http://www.columbia.edu/~jeh1/present… James Hansen’s…

The Secret of El Dorado (The discovery of Biochar)

https://www.youtube.com/watch?v=qqp_H95wjPE The Secret of El Dorado – programme summary In 1542, the Spanish Conquistador, Francisco de Orellana ventured along the Rio Negro, one of the Amazon Basin’s great rivers. Hunting a hidden city of gold, his expedition found a network of farms, villages and even huge walled cities. At least that is what he told…

Will climate change cause earthquakes?

https://www.youtube.com/watch?v=QDWNPbGjm38 Bill McGuire, author of ‘Waking the Giant: How a changing climate triggers earthquakes, tsunamis, and volcanoes‘, discusses the topics raised in his book. Twenty thousand years ago our planet was an icehouse. Temperatures were down six degrees; ice sheets kilometres thick buried much of Europe and North America and sea levels were 130m lower.…

The permafrost carbon feedback loop

https://www.youtube.com/watch?v=dR-4-kJUxzM THE world is on the cusp of a “tipping point” into dangerous climate change, according to new data gathered by scientists measuring methane leaking from the Arctic permafrost and a report presented to the United Nations on Tuesday. “The permafrost carbon feedback is irreversible on human time scales,” says the report, Policy Implications of…

Melting permafrost releases greenhouse gases

https://www.youtube.com/watch?v=eiotTsGKCog A UN report has warned that carbon dioxide and methane released from melting permafrost could push the climate past a tipping point and dangerously accelerate global warming. Broadcast: 28/11/2012, Reporter: Tony Jones http://www.abc.net.au/lateline/conten… Thawing permafrost may amplify global warming, U.N. reports http://www.latimes.com/news/science/s… Policy Implications of Warming Permafrost http://www.unep.org/pdf/permafrost.pdf