Post Tagged with: "extreme weather"

Climate Change and Hurricane Katrina: What Have We Learned?

August 24, 2015 4:04 pm0 comments
New Orleans the week after Katrina hit landfall.  Liz Roll/FEMA.

Three weeks and three days before Hurricane Katrina devastated New Orleans 10 years ago, a paper of mine appeared in the scientific journal Nature showing that North Atlantic hurricane power was strongly correlated with the temperature of the tropical Atlantic during hurricane season, and that both had been increasing rapidly […]

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The Faucet

July 3, 2015 10:04 pm0 comments
The Faucet

The effects of climate change on individual extreme events consist of thermodynamic changes and atmospheric circulation changes. In a new opinion piece in Nature Climate Change, Kevin Trenberth, John Fasullo, and Ted Shepherd (TFS) argue that we should be focusing on the thermodynamic changes. While I agree that such an […]

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The Weather Trap

January 12, 2014 9:45 am4 comments
Weather Channel producer Shawn Reynolds @WCL_Shawn tweeted this incredible photo taken by pilot Hank Cain of Chicago on 1.7.2014 during the "Polar Vortex."

Climate change is something that’s difficult to experience directly.  How many people can say, from personal experience, that it feels like the average temperature in your hometown, let alone the globe, has changed by a degree or two over the past century? Instead, people tend to try to detect climate […]

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The Basics of Extreme Weather and Global Warming

January 2, 2014 3:23 pm7 comments
Photo by NASA's Marshall Space Flight Center via Flickr (minimal cropping done)

An oft-heard statement is that the weather is getting more extreme because of global warming.  As opposed to, say, the benign, mild weather conditions associated with the Last Glacial Maximum 20,000 years ago. Many long-term records of extreme weather events are fraught with problems, usually involving changes in the way […]

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