The melting of permafrost

Permafrost Methane Time Bomb

First published on YouTube Sep 9, 2012: Because of global warming, permafrost — the frozen ground that covers the top of the world — has been thawing rapidly over the last three decades. But there is cause for concern beyond the far north, because the carbon released from thawing permafrost could raise global temperatures even…

200 years of Global Change 1900-2100 Climate Science History & Projections of IPCC-AR5 2013

Hans Rosling lecture 19 mins – 28 September 2013 200 years of Global Change, Climate Science, History Projections & the IPCC AR5 Report explained Professor Hans Rosling, Karolinska Institutet of Sweden. Edutainer at www.Gapminder.org their mission: “To fight devastating ignorance with a fact-based worldview everyone can understand.” The first public forum for the launch of…

Climate Change, Clashes and Riots

Are recent clashes and riots affected by climate change? And if so to what extent? An exhaustive study of a wide range of conflicts over thousands of years has found that rising temperatures are inevitably linked to an increase in violence. Stand by for more violence. As planetary temperatures rise, so does the likelihood of…

Abrupt Climate Change In The Arctic (And Beyond) An Update

AGU Fall Meeting 2013: Our understanding of future Arctic change is informed by the history of past changes, which often have been both large and abrupt. The well-known ice-age events such as the Younger Dryas show how sea-ice changes can amplify forcing to produce very large responses, with wintertime sea ice especially important. These changes…

Global Warming Underestimated by Half

Uploaded on YouTube Aug 21, 2013: Coverage bias in the HadCRUT4 temperature series and its impact on recent temperature trends. Cowtan & Way (2013) Stefan Rahmstorf at RealClimate: A new study by British and Canadian researchers shows that the global temperature rise of the past 15 years has been greatly underestimated. The reason is the data gaps in…

State of the Ocean: Ocean Acidification and Previous Marine Extinctions

The 2013 report on the State of the Ocean, by IPSO can be accessed here (PDF). From the report: Executive Summary • Climate change and the ocean – What does the future hold? The ocean isshielding us from the worst effects of accelerating climate change by absorbing excess CO2 and heat from the atmosphere. The twin effects…

IPCC: Climate Change Synthesis Report, Highlights

Published on YouTube Sep 30, 2013: For the 5th time in 23 years, the world’s leading climate scientists have released an update on the state of the climate. WeatherNation Chief Meteorologist reviews the highlights plus shares the panel’s predictions for the rest of the century. Here’s a link for more information: http://www.ipcc.ch/