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Questions and Answers
What primarily causes the current rise in global average temperature?
What primarily causes the current rise in global average temperature?
- Burning of fossil fuels by humans (correct)
- Increase in volcanic activity
- Changes in solar radiation
- Natural variations in the Earth's climate
What is the main effect of greenhouse gases on Earth's lower atmosphere?
What is the main effect of greenhouse gases on Earth's lower atmosphere?
- Preventing heat absorption
- Trapping more heat (correct)
- Reflecting sunlight back into space
- Creating cooler temperatures
What is a significant impact of climate change on the Arctic region?
What is a significant impact of climate change on the Arctic region?
- Increase in snowfall and ice accumulation
- Decrease in average temperatures
- Melting permafrost and sea ice loss (correct)
- Expansion of glaciers
What are the primary contributors to greenhouse gas emissions?
What are the primary contributors to greenhouse gas emissions?
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What is the broader sense of climate change?
What is the broader sense of climate change?
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