Fragile Environment

Question 1

Definition of a fragile environment

Answer 1

Place where it is vulnerable to change and may struggle to recover from the changes

Question 2

Example of a fragile environment

Answer 2

• Tropical rainforest: Deforestation and wildfires lead to large areas being cleared. Infertile soils make it difficult for plants to re-establish
• Coral reefs:Pollution and damage by tourists kill the coral and it struggles to re-establish

Question 3

What may cause deforestation (human)

Answer 3

-Farming
- Logging
- Mining
- Migration

Question 4

Causes of natural climate change

Answer 4

• Orbital changes: The earth has natural warming and cooling periods caused by Milankovitch cycles.
• Volcanic activity
• Solar output

Question 5

Causes of natural climate change

Answer 5

• Orbital changes: The earth has natural warming and cooling periods caused by Milankovitch cycles.
• Volcanic activity
• Solar output

Question 6

What may cause deforestation (natural)

Answer 6

• Soil erosion: Removal of soil means less support for the vegetation
• Intensity of rainfall