Urban air pollution Flashcards
1
Q
What are the health impacts of poor air quality?
A
- carbon monoxide causes heart problems, headaches and tiredness
- 10x more nitrous oxides cause respiratory problems
- 200x more sulfur dioxides cause respiratory problems
2
Q
What are the environmental impacts of poor air quality?
A
- 2x more carbon dioxide enhances the greenhouse effect
- 10x more nitrous oxides cause haze and acid rain
- 200x more sulfur dioxides causes haze, acid rain and damage to plants
3
Q
How does smog form?
A
Dense cool air descends and settles on valley floor as the cool, moist air is trapped under warmer air above due to air pollution +
4
Q
Name the 4 ways to reduce air pollution.
A
- pollution reduction
- legislation eg. set strict controls on emissions
- vehicle restrictions eg. reduce number of vehicles in central urban area
- technical innovations eg. factories reduce emissions by not using fossil fuels ect.
5
Q
What sustainable policy did Germany introduce and was it effective?
A
- road pricing for trucks depending on distance, size and how much emissions it has
+ create fairness
+Makes people switch to cleaner trucks which releases less gasses
6
Q
What sustainable policy did Masdar City, Abu Dhabi introduce and was it effective?
A
- solar panels (22 hectares)
- Buildings built close to each other to create shade
+ powers a large city
7
Q
What sustainable policy did London, Olympic Park
A
planted 2000 trees
