Multiple choice

How much would global sea level rise if the Greenland & Antarctic ice sheets completely melted?

  1. From 10 to 15 feet

  2. Almost 100 feet

  3. From 20 to 25 feet

  4. Over 200 feet

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The combined ice sheets of Greenland and Antarctica contain enough water to raise global sea levels by over 200 feet if they were to melt completely.