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In what year did John Tyndall experimentally demonstrate that CO2 traps heat?
Answer
1859
Which class of synthetic greenhouse gases is commonly used as refrigerants?
Answer
Hydrofluorocarbons
Which natural source is the largest emitter of methane on Earth?
Answer
Wetlands
What is the term for the decrease in ocean pH due to CO2 absorption?
Answer
Ocean acidification
Which country has emitted the most carbon dioxide historically since the Industrial Revolution?
Answer
United States
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Latest trivia questions
Which class of synthetic greenhouse gases is commonly used as refrigerants?
Answer
Hydrofluorocarbons
Which natural source is the largest emitter of methane on Earth?
Answer
Wetlands
What is the term for the decrease in ocean pH due to CO2 absorption?
Answer
Ocean acidification
What was the average atmospheric CO2 concentration in 2023?
Answer
419.3 ppm
What is the term for the gradual increase in Earth's average temperature?
Answer
Global warming
Which greenhouse gas is released from agricultural fertilizers?
Answer
Nitrous oxide
What is the name of the international climate treaty adopted in 1997?
Answer
Kyoto Protocol
What is the primary greenhouse gas released from the burning of fossil fuels?
Answer
Carbon dioxide