Via the Potsdam Institute for Climate Impact Research: Tipping Elements in the Earth System: How Stable is the Contemporary Environment? 12/08/2009 – A Special Feature of the “Proceedings of the National Academy of Sciences” presents the latest scientific insights on so-called tipping elements in the planetary environment. These elements have been identified as the most vulnerable large-scale components of the Earth System that may be profoundly altered by human … Read more How Stable is the Contemporary Environment?
Via Juan Cole’s Informed Comment blog: Top Ten Questions about Climate Change on the Eve of Copenhagen Is the earth’s climate warming? Indisputably. Has the pumping of vast amounts of carbon dioxide into the atmosphere by human beings since the beginning of the Industrial Revolution contributed to global climate change? Also, indisputably. Would extra carbon dioxide in the atmosphere cause warming? In the absence of some sort of offset, … Read more Juan Cole's Top Ten Questions for Copenhagen
Copenhagen climate change conference: ‘Fourteen days to seal history’s judgment on this generation’ This editorial calling for action from world leaders on climate change is published today by 56 newspapers around the world in 20 languages Article history Today 56 newspapers in 45 countries take the unprecedented step of speaking with one voice through a common editorial. We do so because humanity faces a profound emergency. Unless we combine … Read more Fourteen days to seal history's judgment on this generation
via the BBC — check full story here: Average global temperatures are on course to rise by up to 6C without urgent action to curb CO2 emissions, the lead author of a new analysis says. Emissions rose by 29% between 2000 and 2008, says the Global Carbon Project. All of that growth came in developing countries, but a quarter of it came through production of goods for consumption in … Read more Earth 'heading for 6C' of warming
Press release by the Potsdam Institute for Climate Impact Research (PIK) 60 Nobel Laureates: Copenhagen must be a Turning Point towards Global Sustainability 60 Nobel Laureates are calling on world leaders for a global deal on climate change that matches the scale and urgency of the human, ecological and economic crises facing the world today. Political leadership is now more necessary than ever. The call comes in a Memorandum … Read more Copenhagen must be a Turning Point towards Global Sustainability
Via signandsight, an interview with the authors of a book out only in German so far, but that may be quite worthwhile translating, even if much of its political/cultural aim is German-directed. Any takers? Claus Leggewie and Harald Welzer have written a book about the end of the world as we knew it. They tell Jan Feddersen why. Taz: Herr Leggewie, Herr Welzer, the economy is showing signs of … Read more Jolly Eschatology
Interesting speculations in this week’s New Scientist cocnerning what Earth will look like after we are through with it (& it with us, of course). Below, the opening paragraphs of Bob Holmes’ piece. You can read the full article here. Post-human Earth: How the planet will recover from us WHEN Nobel prize-winning atmospheric chemist Paul Crutzen coined the word Anthropocene around 10 years ago, he gave birth to a … Read more Anthropocene: the Shortest Geological Epoch?
Anthropogenic aerosol optical depth (AOD) in the period 2001-2003 for four seasons. AOD is an index for the fraction of sunlight intercepted by particles and total aerosol concentration in the vertical column. Click to enlarge. Source: UNEP Widespread and Complex Climatic Changes Outlined in New UNEP Project Atmospheric Brown Cloud Report Cities from Beijing to New Delhi are getting darker, glaciers in ranges like the Himalayas are melting faster … Read more Widespread and Complex Climatic Changes