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Arab Summer: Warming-Fueled Drought Helped Spark Syrian Civil War

Warming-worsened drought is causing problems all around the Mediterranean, especially Syria:NOAA concluded in 2011 that “human-caused climate change [is now] a major factor in more frequent Mediterranean droughts.” Reds and oranges...

Posted September 10, 2013    

Labor Day 2050: Global Warming And The Coming Collapse Of Labor Productivity

A Salt Lake City construction worker tries to stay cool during a recent heat wave. CREDIT: AP Photo/Rick BowmerHere’s a Labor Day review of what we know about the impact that global warming is projected to have on labor productivity.A new NOAA study...

Posted September 3, 2013    

Vicious Cycle: Climate Events Release 11 Billion Tons Of CO2 Yearly

Extreme weather like droughts, heat waves and superstorms affect the carbon balance of vegetation differently. Up arrows indicate extra CO2 in the air. Down arrows signify that CO2 is removed from the air more slowly. Orange arrows are for short-...

Posted August 30, 2013    

Ocean Acidification May Amplify Global Warming Up To 0.9°F

Nature: “Marine phytoplankton releases sulphur compounds into the atmosphere that contribute to cooling the planet. But ocean acidification could hinder this process.”Ocean acidification may speed up total warming this century as much as 0.9°F, a...

Posted August 28, 2013    

Al Jazeera's Best-In-Class Coverage Of IPCC Climate Change Report

The TV media have been doing a pretty good job of covering the leaked Fifth Assessment Report (AR5) from the UN Intergovernmental Panel On Climate Change (IPCC).CNN had a piece with some great graphics and a strong final warning on the need for...

Posted August 23, 2013    

Is the Internet Is An Energy Hog? It Isn’t

For 14 years, I (and other scientists) have been debunking a myth created by the coal industry that the Internet is an energy hog. My first debunking (coauthored with California Energy Commissioner Art Rosenfeld) dates back to December 1999, “The...

Posted August 21, 2013    

IPCC Report: Global Warming Caused By Humans, Impacts Speeding Up

Temperature change over past 11,300 years (in blue, via Science, 2013) plus projected warming over the next century on humanity’s current emissions path (in red, via recent literature, much of which is reviewed in the new...

Posted August 19, 2013    

Media Slammed For Limited Analysis Of Major Report On Climate Change

The Columbia Journalism Review has criticized the NY Times and other major media outlets for inadequate coverage of NOAA’s annual State of the Climate report. In its critique, CJR points out “Considering the importance of the information, the...

Posted August 15, 2013    

Fracking and Drought: They Call It Texas Tea, But You Can’t Drink It

How dry is it in Texas? So dry some residents are wishing for a hurricane to replenish the aquifer. So dry that many Texans are now against using water to frack for oil, which is famously called Texas Tea.Every fracking job requires several million...

Posted August 14, 2013    

Goldman Sachs Finds Window For Profitable Investment In Coal Mining Is Closing

Goldman Sachs has put out a must-read research paper, “The window for thermal coal investment is closing.” Thermal (or steam) coal is primarily used to generate power.The U.S.-based multinational investment bank has some sobering findings for the...

Posted August 13, 2013    

Study: Methane Leakage From Gas Fields Guts Climate Benefit

Satellite view of gas wells dotting Utah’s Uinta Basin (via CIRES).Natural gas is “a bridge to a world with high CO2 Levels,” climatologist Ken Caldeira told me last year.A major new study in Geophysical Research Letters by 19 researchers —...

Posted August 9, 2013    

'American Carbon' Enters Atmosphere At Fastest Pace Ever

The UK Guardian has a must-read piece for those who believe the shale gas revolution will save us from climate catastrophe, “The rise and rise of American carbon.”As illustrated in this chart, while U.S. carbon emissions have dropped somewhat in...

Posted August 8, 2013