Geography Revision- Hot deserts
Need help with hot deserts? This resource is a concise mindmap for facts about hot deserts that you need to know.
- Created by: izzy.reilly15
- Created on: 07-07-20 12:05
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- Hot deserts
- Desertification
- The process by which fertile land becomes desert, typically as a result of drought deforestation or inappropriate agriculture
- Human causes:
- Inappropriate agriculture
- Overgrazing
- Population growth
- Desertification
- Overuse of groundwater
- Natural Causes
- Climate Change
- Effects of desertification
- Reduces ability to support life.
- Affects wild species.
- Affects domestic animals and people.
- Reduces number of crops that can be grown.
- Characteristics of hot deserts.
- Found near the tropics of cancer and tropics of capricorn
- Have an extreme climate and challenging environment.
- Little biodiversity.
- Few species can survive there.
- Soils:
- Dry, thin sandy soils that are grey in colour.
- Soak up water quickly.
- Water is drawn up from the surface by evaporation.
- Climate:
- Hot climate where temperatures can exceed 40 degrees
- Dry climate receiving less than 500mm of precipitation per year.
- Two seasons: Summer and Winter.
- Plant adaptions
- Small leaves
- Tap roots
- spines
- waxy Skin
- water storage
- Desertification
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