Lester Brown: Perspectives on Limits to Growth / World on the Edge

We are facing issues of near-overwhelming complexity and unprecedented urgency. Can we think systematically and fashion policies accordingly? Can we move fast enough to avoid environmental decline and economic collapse? Can we change direction before we go over the edge? I will look at the economic future through and environmental lens to fashion a plan…

Climate Change Denial made by Frank Luntz

Excerpt from BBC documentary – Earth: The Climate Wars from 2009 with Dr Iain Stewart. Scope: Trace the history of climate change. Watch it here http://climateforce.net/2012/01/21/video-earth-the-climate-wars/ Frank Luntz in the Denial Machine (CBC – Fifth Estate) Bush climate speech follows Luntz playbook: “Technology, technology, blah, blah, blah.” http://thinkprogress.org/romm/2007/09/28/201917/bush-climate-speech-follows-luntz-playbook-technology-technology-technology-blah-blah-blah/ Frank Luntz Wikipedia http://en.wikipedia.org/wiki/Frank_Luntz

NASA: Arctic Ocean Currents Changed

The transpolar drift (purple arrows) is a dominant circulation feature in the Arctic Ocean that carries freshwater runoff (red arrows) from rivers in Russia across the North Pole and south towards Greenland. Under changing atmospheric conditions, emergent circulation patterns (blue arrows) drive freshwater runoff east towards Canada, resulting in freshening of Arctic water in the…

Runaway Climate – Extreme Greenhouse Effect

Publications by James E. Hansen pubs.giss.nasa.gov, his latest book is: Storms of My Grandchildren: The Truth About the Coming Climate Catastrophe and Our Last Chance to Save Humanity. Amazon.com Runaway climate change Runaway climate change describes a scenario in which the climate system passes a threshold or tipping point, after which internal positive feedback effects cause the climate to continue changing, even…

The permafrost carbon feedback loop

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 Warming…

Stefan Rahmstorf: The Basics of Global Warming

Prof. Stefan Rahmstorf explains the basics of Climate Science. Basic data sets and findings about Global Warming, including some comments on historic land marks of the Science. Watch part two “Impacts of Climate Change” These lectures form part of a broader lecture course called World in Transition. It includes 11 themes, presented by the members…

Stefan Rahmstorf: Impacts of Climate Change

In this Climate Change lecture Prof. Stefan Rahmstorf deals with the impacts (with a focus on extreme events and Sea-Level Rise) and the possibilities for holding Global Warming below 2°C. Watch part one “The Basics of Global Warming” Part three “Interview” These lectures form part of a broader lecture course called World in Transition. It…