Hazards- Wildfires Flashcards
1
Q
Location of wildfires
A
- uneven distribution but more common in Southern Hemisphere
- clustered eg. East coast of South America and Southern Africa
- occur on all continents except Antarctica
- some isolated eg. East of England
2
Q
What 3 things to wildfires need to start?
A
- fuel
- heat
- oxygen
3
Q
El Niño
A
- takes place every 6-8 years
- causes warm water to shift eastwards across the Pacific Ocean and towards South America
- weather conditions created by the El Niño are favourable for wildfires
- occur in the summer
4
Q
Impact of global warming on wildfires
A
- the wildfire hazard is increasing due to global warming
- temperate increase heats vegetation and other fuels
- fuels are more likely to ignite and start a wildfire