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Summary Global Warming - Grade 10 IEB Geography R50,00   Add to cart

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Summary Global Warming - Grade 10 IEB Geography

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Detailed notes that summarise the Geography IEB syllabus of Global Warming. Included in these notes are important definitions and concepts to learn as well as diagrams that make the section more understandable.

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  • January 30, 2021
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  • 2018/2019
  • Summary
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Global Warming

Evidence for Global Warming

• Temperature increases by 0.6 - 0.7oC in the last 100 years. 11 of the 12
warmest years since people started keeping climate records . This has
occurred since 1995.
• 23% loss in arctics ice caps- the smallest it has been.
• Glaciers are melting
- Mount Kilimanjaro- 85% has melted since 1912
- Mount Kenya
- Himalayan Mountains - peaks
- Andes- peaks 20%
• Coral reefs are dying because the ocean temperature is rising- acidity of
the ocean
• Flooding of coastal areas
• Marked up in levels of greenhouse gases in the atmosphere since before
the industrial revolution

E ects of Global Warming in Africa

• Health malnutrition
• Poverty
• Sea levels rising- ooding
• Higher wildlife extinction rates
• Climate change
• Loss of certain species
• More frequent and severe weather
• Shortage of food/ resources= people moving closer to them
• Rising air temperature= more diseases
• Habitat change
• Water stress

In Africa:
Increase in temperature
• Spread of tropical disease further north and south

Floods
• Wet areas become wetter= increase in rainfall
Results
• Increase in mosquito carried diseases
• Water bourn diseases
• Crops wash away
• Livestock drown
• Infrastructure destroyed = less trade and less aid


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