the role of storms in our changing climate by mei wu
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The role of storms in our
changing climate
By Mei Wu
OVERVIEW
• Workings of the Atmosphere• Causes of Global Warming• Hurricane Formation• Research• Real Life Consequences
WHY CARE?
• Lives at stake• Trouble for our future
generation• Destruction of Mother Nature• Even more extinction
http://csep10.phys.utk.edu/astr161/lect/earth/atmosphere.gif
Troposphere & Convection
http://www.aviationweather.ws/page024-1.jpg
Stratosphere & Ozone Layer
http://mls.jpl.nasa.gov/joe/ozone.layer.gif
Tropopause
http://csep10.phys.utk.edu/astr161/lect/earth/atmosphere.gif
Cause for Tropopause Change
Greenhouse Gases
Formation of Hurricanes
http://spaceplace.nasa.gov/en/kids/goes/hurricanes/hurricane_slice.jpg
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
Data
ftp://texmex.mit.edu/pub/emanuel/PAPERS/NATURE03906.pdf
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
Consequences
El Nino 1997-1998
http://coastal.er.usgs.gov/coasts-colombia/pacific/images/Figure-19.jpg
Hurricane Catarina 2004
http://www.stormeyes.org/tornado/blog/images/cata_iss.jpg
Hurricane Mitch 1998
http://upload.wikimedia.org/wikipedia/commons/9/93/Hurricane_Mitch_1998_oct_26_2028Z.jpg
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
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.
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