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12 questions from this quiz
Extended period of low temps & ice sheets
2.6 million years ago
Current interglacial period
Warmer temps & retreating ice sheets
Serbian astrophysicist in early 1900s
100,000 years
23.5°
22° and 24.5°
26,000 years
Summer solar radiation at polar regions
Snow accumulates & ice sheets form
Ice cores & ocean sediments
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