Global Warming

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Basic intro to global warming

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Global Warming

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

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