Extreme Ice Worksheet

Questions for Extreme Ice Documentary
1. Why are the polar ice sheets so important for regulating the Earth’s
2. Scientists predict that mountain glaciers will disappear within the next 50
years. What problem does this pose for humanity?
3. Are the polar ice sheets in Greenland and Antarctica melting more quickly or
more slowly than scientists originally predicted?
4. The glaciers break apart at the ocean interface in huge icebergs. What is this
process called?