CLIMATE CHANGE - PowerPoint PPT Presentation

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  1. CLIMATE CHANGE

  2. Skepticism • Have we really accepted climate change? • Is it a hoax? • Are we responsible? • If we are, “so what?”

  3. Predictions “More than one million species could be committed to extinction by 2050 if global warming is not curtailed” Natural Resources Defense Council

  4. We have experienced a “100% increase in intensity and duration of hurricanes and tropical storms since the 1970s.” The Environmental Defense Fund

  5. Glacier National Park may have no glaciers left by 2030. The Environmental Defense Fund

  6. Pennsylvania will have a 6.5 – 12.5 degree warming by 2100. The Union of Concerned Scientists

  7. Pennsylvania • Forests • Maple, birch and beech forests will be pushed out by scrub oak and southern pine

  8. Birds • Species of flycatchers, swallows and warblers will leave for colder climates

  9. Pests • Gypsy moths and tent caterpillars will destroy native trees

  10. Fish • Brook trout and other cold water species will not survive in the warmer waters