They form habitats for animals that can't live anywhere else, like penguins and polar bears
3 of 10
Why are Greenland and Antarctica covered in ice?
The Earth is tilted on its axis, so these places are furthest away from the sun and the rays are less concentrated
4 of 10
How do scientists create maps of Pleistocene-era ice sheets?
They drill into the ice and look at the type of climate the organisms they find were adapted to. They cuold also look for u-shaped valleys, which can only be formed by glaciers
5 of 10
What are the negative effects of melting ice caps?
Extinction of polar species and flooding
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What are two causes of interglacial periods?
The Earth wobbling on it axis, which would cause some areas to be further from the sun; or the eruption of volcanoes, whoch which would block the sun's light because of the dust
7 of 10
How do ocean currents affect our weather?
They cause rain/drought by bringing hot/cold water to different parts of the world
8 of 10
Who invented the wobble theory?
Milutin Milankovitch
9 of 10
What is the El Nino effect?
A change in the temperature of a current between South America and Australia/Asia
10 of 10
Other cards in this set
Card 2
Front
Where are most of today's ice sheets found?
Back
Greenland and Antarctica
Card 3
Front
Why are ice sheets special?
Back
Card 4
Front
Why are Greenland and Antarctica covered in ice?
Back
Card 5
Front
How do scientists create maps of Pleistocene-era ice sheets?
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