Climate Change and Polar Sea Ice Quiz

What is the main reason for the decrease in Arctic sea ice?

• Global warming

• Increased snowfall

• Natural climate variations

• Increased windiness

Why is the increase in Antarctic sea ice considered puzzling?

• It is caused by human activities

• It is a result of volcanic activity

• It contradicts the global warming trend

• It is due to increased snowfall

Which factor is believed to play a significant role in Antarctic sea ice expansion?

• Increased windiness

• Increased ocean salinity

• Decreased windiness

• Decreased snowfall

How does fresh meltwater from glaciers affect sea ice formation?

• It is easier to freeze than seawater

• It is harder to freeze than seawater

• It prevents ice formation

• It makes the water saltier

What is expected to happen to Antarctic sea ice as global warming continues?

• It will continue to expand indefinitely

• It will increase due to volcanic activity

• It will remain stable

• It will begin to decline