HOW DOES GLOBAL WARMING AFFECT HURRICANES - PowerPoint PPT Presentation

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HOW DOES GLOBAL WARMING AFFECT HURRICANES

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HOW DOES GLOBAL WARMING AFFECT HURRICANES? By: Tristan J. What is global warming? ... Hurricanes are formed in warm water,if the temperature rises the water will ... – PowerPoint PPT presentation

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Title: HOW DOES GLOBAL WARMING AFFECT HURRICANES


1
HOW DOES GLOBAL WARMING AFFECT HURRICANES?
  • By Tristan J.

2
What is global warming?
  • An increase in the average temperature of the
    Earth's atmosphere, especially a sustained
    increase great enough to cause changes in the
    global climate. The Earth has experienced
    numerous episodes of global warming through its
    history, and currently appears to be undergoing
    such warming. The present warming is generally
    attributed to an increase in the greenhouse
    effect brought about by increased levels of
    greenhouse gases, largely due to the effects of
    human industry and agriculture. Expected
    long-term effects of current global warming are
    rising sea levels, flooding, melting of polar ice
    caps and glaciers, fluctuations in temperature
    and precipitation, more frequent and stronger El
    Niños and La Niñas, drought, heat waves, and
    forest fires.

3
WHAT IS THE GREENHOUSE AFFECT?
  • The greenhouse effect is the rise in
    temperature that the Earth experiences because
    certain gases in the atmosphere (water vapor,
    carbon dioxide , nitrous oxide).

4
GREENHOUSE EFFECT
5
HURRICANES BEFORE GLOBAL WARMING
  • YEARS
  • 1851-1854(years)
  • 1851
  • 1852
  • 1853
  • 1854
  • HURRICANES AND THEIR CATEGORIES
  • 1 2 3 4 5(categories)
  • 2 0 1 0 0
  • 3 1 1 0 0
  • 1 1 1 1 0
  • 1 1 1 0 0

6
HURRICANES AFTER GLOBAL WARMING BEGAN
  • YEARS
  • 1950-1953(years)
  • 1950
  • 1951
  • 1952
  • 1953
  • HURRICANES AND THEIR CATEGORIES
  • 1 2 3 4 5 (categories)
  • 1 2 5 2 1
  • 2 1 2 1 1
  • 1 2 2 1 0
  • 1 1 3 1 0

7
HURRICANES DURING INTENSE GLOBAL WARMING
  • YEARS
  • 2004-2007(years)
  • 2004
  • 2005
  • 2006
  • 2007
  • HURRICANES AND THEIR CATEGORIES
  • 1 2 3 4 5(categories)
  • 2 1 2 3 1
  • 6 1 2 1 4
  • 3 0 2 0 0
  • 4 0 0 0 2

8
chart of hurricanes over the years
9
So what does global warming have to do with
hurricanes?
  • Hurricanes are formed in warm water,if the
    temperature rises the water will become warmer
    and more hurricanes will occur. But, after
    reading other theories this one struck me the
    most. More heat will cause faster evaporation
    making more clouds allowing little heat and sun
    into the atmosphere making the Earth cooler
    possibly creating another Ice Age. The reason
    this one struck me the most is that to me it
    doesnt seem possible.

10
The end
  • The point of all this is that Global warming
    must be stopped. Even if it is the simple stages
    of the earth or just because we are not being
    careful it is hurting people everywhere and it
    must stop.
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