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Basic intro to global warming

Basic intro to global warming

Published in Technology , Education
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Transcript

  • 1. Human and Environmental Interaction Case Study: The Global Warming Controversy
  • 2. The Controversy: What is it?
    • A dispute regarding the nature and consequences of global warming.
  • 3. Useful Definitions
    • Global warming:
    • Gradual increase in the Earth’s surface temperature . Warming caused by human activity .
    • Climate Change:
      • Long-term average of a region’s weather events .
      • (Ex.) Warm winter day in MN but avg weather/climate may be cold.
  • 4. Buzz Word: Greenhouse Effect
    • Rise in temp. because some gases in atmosphere (like CO2) trap energy from the sun .
  • 5. Public Perception of Global Warming 2007 65 It is necessary to take major steps soon 2003 78 Climate change is a serious problem 2006 90 Climate change is a serious problem 2007 79 Human activity is a significant cause of climate change Year % Agree Statement
  • 6. Fast Facts
    • Survey taken in 2006
      • Asked whether they thought global warming was an issue and, if they had concern:
      • Japan: 65% said yes
      • India: 65%
      • Spain: 51%
      • France: 46%
      • US: 19%
      • China: 20%
  • 7. Here’s what we are going to do:
    • You will look at both sides of the issue using articles, pictures, and videos in groups of 3.
    • Organize your evidence on the poster board by cutting and pasting pictures, sentences, words, phrases etc.
    • End: Use poster to come up with your decision whether global warming is a threat.