Climate Sensitivity in the Anthropocene

Video: Dr. Kevin Trenberth explains general climate sensitivity on Earth. Study: Climate sensitivity in the Anthropocene M. Previdi, B. G. Liepert, D. Peteet, J. Hansen, D. J. Beerling, A. J. Broccoli, S. Frolking, J. N. Galloway, M. Heimann, C. Le Quere, S. Levitus and V. Ramaswamy | Source Climate sensitivity in its most basic form is…

Earth Under Water Worldwide Flooding Global Warming National Geographic Documentary

Miami, New Orleans and New York City completely under water it’s a very real possibility if sea levels continue to rise. In Earth Under Water we’ll see these events unfold as leading experts forecast how mankind will be impacted if global warming continues. They’ll break down the science behind these predictions and explore ways humanity…

Heatwaves blamed on Global Warming

Unusually high frequency points to human influence | NASA climatologist James Hansen made headlines during the US heatwave of 1988, declaring in testimony to Congress and during interviews on prime-time television that a build-up of greenhouse gases was increasing the probability of weather extremes. Now, as much of the United States sizzles through another torrid…

James Hansen explains Climate Change and Free Market Solution

39:00 min = topic Carbon fee  Climate Scientist Hansen Turns Activist, Advocates ‘Fee’ on Carbon Pollution Bloomberg: James Hansen, the former NASA climate scientist who first brought climate change to the attention of Congress in the 1980s, stepped down as head of the agency’s Goddard Institute for Space Studies last month. That hasn’t stopped him…

Tar-Sands Oil Makes Climate Change Unsolvable

By Alex Morales / Bloomberg: Exploiting oil and gas trapped in tar sands and shale threatens to make climate change“unsolvable,” said James Hansen, the former NASA scientist who raised concerns about global warming in the 1980s. Conventional reserves of oil, gas and coal already have more carbon embedded in them than is safe to burn without causing “dangerous” levels of…