global warming & hurricanes: cause and effect?
DESCRIPTION
Global Warming & Hurricanes: Cause and Effect?. Brought to you by:. Team Terminator. Bradley Laird Rosie Sweetman Guru Rattan Khalsa Courtney Alt Naima Muntal Carina Zevely. Outline. What is a Hurricane? 2. What is Global Warming? - PowerPoint PPT PresentationTRANSCRIPT
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Bradley Laird
Rosie Sweetman
Guru Rattan Khalsa
Courtney Alt
Naima Muntal
Carina Zevely
Team Terminator
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1. What is a Hurricane?
2. What is Global Warming?
3. Does global warming effect hurricane intensity and occurrence level?
4.Conclusion/Discussion Satellite picture of the eye of hurricane Ivan
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Required Conditions:
•high humidity
•Warm surface water temperature
(typically 80°F)
•Light Winds
•Tropical waters (8°-20° latitude)
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Temperature Data
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Hurricane Category Occurrences per Decade AveragesChart created by Terminator Team 02-02-06
0
2
4
6
8
10
12
1850
1860
1870
1880
1890
1900
1910
1920
1930
1940
1950
1960
1970
1980
1990
2000
Decades
Oc
urr
en
ce
s Category 1
Category 2
Category 3
Category 4
Category 5
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Ten year averages of low pressure in mbGraph created by Terminator Team 02-02-06
950
955
960
965
970
975
Decades
Pre
ssur
e in
mb
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Max Wind Data
Max Winds per Decade
80828486889092949698
100
1845 1865 1885 1905 1925 1945 1965 1985 2005
Win
d i
n K
no
ts
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Hurricanes per decadeChart created by Terminator team 02-02-06
0
5
10
15
20
25
30
Decades
Occ
urr
ence
s
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Is there a correlation?
Hurricane Category Occurrences per Decade AveragesChart created by Terminator Team 02-02-06
0
2
4
6
8
10
12
1850
1860
1870
1880
1890
1900
1910
1920
1930
1940
1950
1960
1970
1980
1990
2000
Decades
Oc
urr
en
ce
s Category 1
Category 2
Category 3
Category 4
Category 5
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Pressure Variance Vs. Global Average Temperature Variance
02468
101214161820
Year
Varia
nce
norm
aliz
ed fo
r the
da
ta pressure variance
Temp variance
There Could Be…
P value= .01<P<.005 (confidence btwn 99-99.5%)
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References
• Charts created by the Terminator Team• http://www.aoml.noaa.gov/hrd/hurdat/ushurrlist.htm• http://www.aoml.noaa.gov/hrd/hurdat• ftp://ftp.ncdc.noaa.gov/pub/data/annual_land.and.ocean.ts