WorksheetsClimate Change
Total questions: 10
Worksheet time: 5mins
what was the worldwide forest area in 2021, and how did it compare to the forest area in 1990?
4.05 billion hectares in 2021, decreased from 4.24 billion hectares in 1990
4.05 billion hectares in 2021, increased from 4.24 billion hectares in 1990
4.24 billion hectares in 2021, increased from 4.05 billion hectares in 1990
4.24 billion hectares in 2021, decreased from 4.05 billion hectares in 1990
What greenhouse gas is produced by farm animals when they digest their food?
Methane
Nitrous Oxide
Carbon dioxide
Ozone
What role do forests play in the carbon cycle?
They release carbon dioxide into the atmosphere.
They act as a major carbon sink.
They have no effect on carbon dioxide levels.
They increase the amount of ozone in the atmosphere.
What are the economic consequences of damage to infrastructure caused by extreme weather events?
Increased tourism and economic growth
Decreased need for infrastructure maintenance
Reduced repair and reconstruction costs
Significant repair and reconstruction costs
Over 56 billion animals are raised globally every year for food purposes. This number is how many times greater than the human population?
Ten times
Six times
Eight times
Four times
Which of these is an example of an Ozone Depleting Substance?
Methane
Nitrous Oxide
chlorofluorocarbons
Benzene Hexachloride
What has caused the ozone hole above the Arctic to close?
Increase in greenhouse gases
Increase in solar activity
Polar vortex winds
Decrease in global temperatures
What was the chief objective of the Montreal Protocol signed in 1987?
To increase the production of ODS
To reach a global agreement to reduce the production of ODS
To increase the ozone hole
To reduce global temperatures
What is the percentage of volcanic CO2 emissions compared to the CO2 emissions produced by human activities annually?
1%
2%
5%
10%
What is one of the consequences of reduced crop yields due to extreme weather events?
Lower food prices
Increased agricultural exports
Higher food prices and food insecurity
Improved food quality
