Climate and Change 1 Flashcards
1
Q
Low pressure
A
Warm air rising
2
Q
High pressure
A
Cool air sinking (rain)
3
Q
How is convectional rainfall formed?
A
Temperatures at equator causes water to evaporate and forms rain in clouds
4
Q
3 natural causes of climate change:
A
- Solar variation
- Volcanism
- The Milankovitch cycle
5
Q
Evidence of past climate change:
A
- Ice cores
- Tree rings
- Historical sources
6
Q
Differences between ‘Greenhouse Effect’ and the ‘Enhanced Greenhouse Effect’:
A
‘Greenhouse Effect’ is natural
‘Enhanced Greenhouse Effect’ is natural + human effect
7
Q
Causes of climate change by humans:
A
- Energy Production
- Industry
- Transport
- Farming
8
Q
Impacts of climate change:
A
- Natural hazards
- Loss of biodiversity
- Water supply issues
- Pests and diseases are more widespread
9
Q
How will sea level rise affect Bangladesh:
A
- 17% total land loss
- 50% farm land loss
- 40 million need new homes and jobs
- Environmental refugees
10
Q
How will increased temperatures affect people:
A
- Droughts
- Not enough crops
- Boost tourism in cooler climates
