USGS Frequently Asked Questions

FAQ's about Glaciers

How dangerous is Mount Rainier?

What would happen if the temperature in the world rose enough to melt all the snow and ice at the North and South Poles?

Why are glaciers blue?

How many glaciers are in Alaska?

Today's glaciers are leftovers from the ice age … and … Glacier ice is "really old."

What is the greatest hazard presented by Mount Rainier?

Alaska was covered by glaciers during the Great Ice Age (Pleistocene).

How many glaciers in Alaska have floating termini (or terminuses and which is it)?

Is glacier ice colder than regular ice?

Why is snow white?

Why are there glaciers?

Doesn't glacier ice last longer in drinks?

What makes a glacier different from an ice cube or ice in a hockey rink?

Which Cascade Range volcano erupted through a glacier?

Which is the most glaciated volcano in the Cascades? Which is the second?

What is the difference between water and ice?

Is glacier ice is very cold?

How thick are glaciers?

When a glacier retreats, does the ice go back up the valley?

Iceworms are a joke originated by gold rush poet  Robert Service (see The Ballad of the Ice-Worm Cocktail).

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