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Questions and Answers
Which gas is responsible for 82 percent of greenhouse gases that come from burning fossil fuels?
Which gas is responsible for 82 percent of greenhouse gases that come from burning fossil fuels?
- Oxygen
- Carbon dioxide (correct)
- Methane
- Nitrous oxide
What effect does ocean acidification have on the ocean's chemistry?
What effect does ocean acidification have on the ocean's chemistry?
- Decreases the acidity
- Increases the acidity (correct)
- Causes the ocean to become more alkaline
- Has no effect on acidity
What percentage has ocean acidification increased by?
What percentage has ocean acidification increased by?
- 10 percent
- 30 percent (correct)
- 20 percent
- 40 percent
What is the main cause of rising sea levels?
What is the main cause of rising sea levels?
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What is the estimated increase in Earth's temperature in the last century?
What is the estimated increase in Earth's temperature in the last century?
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