anthropogenic greenhouse gas effect

Question 1

3 ways carbon dioxide is released

Answer 1

1. burning fossil fuels
2. cement making (limestone is heated)
3. deforestation

Question 2

how is water vapour released?

Answer 2

all gases and then traps heat in the atmosphere

Question 3

2 ways nitrous oxide is released

Answer 3

1. burning fossil fuels & gasoline / natural gas
2. fertilizer (broken down by microbes in soil)

Question 4

4 ways methane is released

Answer 4

1. coal mining
2. petroleum products
3. gas leaks
4. rice paddies, landfills, cattle

Question 5

3 ways ozone is released

Answer 5

1. cars
2. power plants
3. refineries

Question 6

3 ways CFC is released

Answer 6

1. uncontrolled disposal
2. mining operations
3. leakage from landfills