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Climate Change - Extreme Weather
4:15 pm
Wed May 16, 2012

Report: frequency of severe storms in Midwest doubled over past 50 years

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Credit U.S. Geological Survey
Flooding of the Mississippi River near the St. Louis Gateway Arch in August, 1993.
Credit RMCO and NRDC (Figure 2, p.6, from the report “Doubled Trouble: More Midwestern Extreme Storms”)
Average frequency of days with 3 inches or more of precipitation per weather station per year. Dots indicate annual average frequency per station, the blue line the 1961-2011 linear trend line, and the dashed line the average frequency 1961-1990.
Credit RMCO and NRDC (Figure 9, p.14, from the report “Doubled Trouble: More Midwestern Extreme Storms”)
By-decade changes in the frequency of storms of at least 3 inches in Missouri, compared to a 1961-1990 baseline.
Credit RMCO and NRDC (Figure 4, p.9, from the report "Doubled Trouble: More Midwestern Extreme Storms")
By-decade changes in the frequency of storms of at least 3 inches in Illinois, compared to a 1961-1990 baseline.
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A new report from the Rocky Mountain Climate Organization and the Natural Resources Defense Council shows that the frequency of severe storms across the Midwest has doubled over the past 50 years.

The report analyzed precipitation data from more than 200 weather stations in eight Midwestern states.

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Climate Change - Ethnobotany
6:00 am
Mon March 19, 2012

Studying climate change in the Himalayas: the Missouri Botanical Garden's Jan Salick

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Credit (Asha Paudel)
Missouri Botanical Garden ethnobotanist Jan Salick crosses the highest pass (5,400 m) in the Himalayas. The pass lies to the north of the Annapurna Mountain range in western Nepal, where one of her climate change research sites is located.
Credit (Burgund Bassuner)
The red triangles on this map represent Salick’s climate change research plots, which are located along a 2,000 km transect across the Himalayas in Nepal, Bhutan and Tibetan China.
Credit (Ken Bauer)
Missouri Botanical Garden researcher Katie Konchar examines plants in a Himalayan research plot.
Credit (Katie Konchar)
Himalayan climate change research often requires days of hiking, as well as camping in remote research sites like this one near sacred Mount Jomolhari (7,320 m) in Bhutan.
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The Himalayan mountain range in Asia is one of the highest places in the world, with several peaks rising above 8,000 meters. It’s also one of the most vulnerable to climate change.

Seven years ago, Missouri Botanical Garden senior curator of ethnobotany Jan Salick traveled to the Himalayas to begin a study of how climate change is affecting alpine plants—and the local people who depend on them.

St. Louis Public Radio's Véronique LaCapra sat down with Salick to talk about her research.

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