the role of storms in our changing climate by mei wu
TRANSCRIPT
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The role of storms in our
changing climate
By Mei Wu
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OVERVIEW
• Workings of the Atmosphere• Causes of Global Warming• Hurricane Formation• Research• Real Life Consequences
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WHY CARE?
• Lives at stake• Trouble for our future
generation• Destruction of Mother Nature• Even more extinction
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http://csep10.phys.utk.edu/astr161/lect/earth/atmosphere.gif
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Troposphere & Convection
http://www.aviationweather.ws/page024-1.jpg
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Stratosphere & Ozone Layer
http://mls.jpl.nasa.gov/joe/ozone.layer.gif
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Tropopause
http://csep10.phys.utk.edu/astr161/lect/earth/atmosphere.gif
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Cause for Tropopause Change
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Greenhouse Gases
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Formation of Hurricanes
http://spaceplace.nasa.gov/en/kids/goes/hurricanes/hurricane_slice.jpg
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Research…
Increasing destructiveness of tropical cyclones overthe past 30 years (Kerry Emanuel 2005)
http://weathersavvy.com/hurricane_bonnie_OPT.jpg
http://graphics8.nytimes.com/images/2006/01/10/science/10conv.184.jpg
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Data
ftp://texmex.mit.edu/pub/emanuel/PAPERS/NATURE03906.pdf
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Is climate change increasing the frequency of hazardous events? (Pascal Peduzzi 2004)
http://upload.wikimedia.org/wikipedia/en/a/ab/Trends_in_natural_disasters.jpg
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Consequences
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El Nino 1997-1998
http://coastal.er.usgs.gov/coasts-colombia/pacific/images/Figure-19.jpg
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Hurricane Catarina 2004
http://www.stormeyes.org/tornado/blog/images/cata_iss.jpg
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Hurricane Mitch 1998
http://upload.wikimedia.org/wikipedia/commons/9/93/Hurricane_Mitch_1998_oct_26_2028Z.jpg
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Summary
• Atmosphere is sensitive• AtmosphereClimate ChangeStorms• CFCs and Human pollution are two of
the main causes for climate change• Higher temperatures cause more
severe storms
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References• Emanuel, K. 2005. Increasing destructiveness of
tropical cyclones over the past 30 years. Nature, 436, 686-688.
• Flannery, T. (2005). The Weather Makers: How We Are Changing the Climate and What it Means for Life on Eartht. Canada: HarperCollins.
• Peduzzi, P. 2004. Is climate change increasing frequency of hazardous events? Environment Times, www.environmentimes.net
• http://www.edf.org/page.cfm?tagid=654, Oct. 2008.
• http://spaceplace.nasa.gov/en/kids/goes/hurricanes/, Oct. 2008.