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13 cards from this deck
Extended period of low temperatures with massive ice sheets on Earth
Pleistocene Ice Age
Approximately 2.6 million years ago
About 11,700 years ago
Warm periods between ice ages; retreating ice, rising sea levels
Holocene
Long-term orbital variations affecting Earth's climate
~100,000 years
~41,000 years
23.5°
~26,000 years
Reduced summer solar radiation in polar regions
Ice cores & ocean sediments showing orbital-climate links
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