| Text | {{c1::hot deserts}} are usually found {{c2::along the tropics}} |
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| Question | how are ice cores used as evidence of climate change? |
| Answer | they remove a cylinder from the ice; the top of the ice is new, the bottom is old; CO2 levels are measured throughout; proof CO2 levels have increased |
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| Text | another name for {{c2::abrasion}} is {{c1::corrasion}} |
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