Human Causes Of Climate Change Flashcards
1
Q
Which green house gases do humans produce?(3)
A
Carbon dioxide
Methane
Nitrous oxides
2
Q
How do we release carbon dioxide into the air?(3)
A
Car exhausts
Burning fossil fuels
Deforestation and burning wood
3
Q
How do we release methane into the air?(4)
A
Farm livestock
Rice farming
Decaying organic matter - landfill
Burning biomass for energy
4
Q
How do we release nitrous oxides into the air?(4)
A
Car exhausts
Agricultural fertilisers
Electric power stations
Sewage treatment
5
Q
How does the greenhouse effect work?
A
- The sun gives short wave radiation to warm up the earth
- Earth gives off heat in the form of long wave radiation
- Green house gases absorb some of the energy which keeps the earth warm.
