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12 questions from this quiz
Human greenhouse gas emissions
100,000 years
41,000 years
11 years
By creating aerosol layers reflecting sunlight
-18°C
Water vapour, CO₂, CH₄, and N₂O
Burning fossil fuels
By reducing CO₂ absorption and releasing carbon
100 times faster
By harming calcium carbonate structures
Increases frequency and severity
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