what is a glacier Flashcards
1
Q
what is a glacier
A
moving body of ice
2
Q
why are glaciers important for people
A
1/3 of the worlds population relies on them for drinking water, hydroelectric power, irrigation and tourism
3
Q
whats happening to glaciers
A
they’re shrinking due to temperature rise causing sea levels to raise by 2.6cm
4
Q
where are they found (conditions)
A
cold areas, close to the poles in high mountain ranges. snow and ice builds up over years
5
Q
movement of glaciers
A
move about 25cm per day (very slowly) their own weight pulls them down and causes them to move
