Why was there an ice age and how did it end by Ethan Long

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ethan_long — 2014-12-01 14:51:43 UTC

There was an ice age because of the volcanic eruptions in the arctic ocean and the water evaporating in the air. That made a lot of water in the air and since there was a lot of water vapor in the it snowed A LOT!

Our climate today is actually a warm mix between these many periods of glaciers The most recent period of glaciers, which many people think of as the Ice Age,"was at its height approximately 20,000 years ago.Scientists believe that the ice age ended because of effects on global warming CO2 was the big driver of global warming at the end of the Ice Age."Between 20 and 16 million years ago, The ice age went through a brief cooling period

Video

ethan_long — 2014-12-01 15:17:46 UTC

video on why there was an ice age .watch from 0:58 to 1:44

Sources

ethan_long — 2014-12-03 19:00:02 UTC

"What Thawed the Last Ice Age?" Scientific American Global RSS. N.p., n.d. Web. 02 Dec. 2014.

Maasch, Kirk A. "What Triggers Ice Ages?" PBS. PBS, 30 Dec. 0096. Web. 03 Dec. 2014."Ice Age."

Wikipedia. Wikimedia Foundation, 30 Nov. 2014. Web. 02 Dec. 2014.

Diagram

ethan_long — 2014-12-03 19:56:13 UTC

Diagram of ice ages, the graph shows the change of temperature from 1000 AD to 1900 AD. The medieval warm period lasted from 1000 AD to 1350 AD and the little ice age lasted from 1550 AD to about 1900 AD.

Diagram

ethan_long — 2014-12-04 15:59:30 UTC

Diagram of the lava going in the ocean and evaporating and coming back as snow.