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Climate and change - PowerPoint PPT Presentation


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Climate and change. What does the graph show about the earths climate . What does this map show?. What are the three natural cause of climate change?. What are are sun spots. How do volcanoes cause long term climate changes?. When was the little ice age?. 1600s.

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PowerPoint Slideshow about ' Climate and change' - lela


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Presentation Transcript
slide13

Europe had icy winters.

  • Rivers (Thames) froze over
  • Autumn came early- effecting harvest
  • Growing seasons changed
slide15

Carbon dioxide – from burning of fossil fuels

  • Methane – from raising of livestock. Wind given off from cattle
  • Nitrous oxide – emitted during agriculture and industrial activities.
slide19

When humans create an extra blanked by burning greenhouse gases: carbon dioxide , nitrous dioxide and methane

slide23

One of poorest nations on earth.

  • Much of land near to sea-level on delta of the River Ganges.
  • Flooding frequent
  • Small rise in sea level would leave large areas of Bangladesh permanently under water.
  • Drive tropical storms in land- causing more farmers to lose crops,
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