Understanding Earth's Past Climates and Ecosystems

The video talks about the Mammoth Steppe. What was the climate like during this period?

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The Woolly Mammoth is an example of megafauna that lived in the Mammoth Steppe. What is megafauna?

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The video mentions two main reasons for the disappearance of the Mammoth Steppe. What are these two reasons?

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One hypothesis for the disappearance of megafauna is overhunting by humans. What is another hypothesis discussed in the video?

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The idea behind the Pleistocene Park is to reintroduce large grazing animals to Siberia. What is the first animal that was reintroduced?

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Why is the Yak the perfect first choice for the Pleistocene Park?

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The video talks about the potential negative impacts of bringing back large herbivores. What is one concern mentioned in the video?

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Permafrost is a layer of permanently frozen ground. How does the presence of large herbivores help to protect permafrost?

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There are concerns that bringing back the Mammoth Steppe could have unintended consequences. What is one consequence mentioned in the video?

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What is the largest biome that dominated the landscape during the Pleistocene epoch?

• Tundra

• Boreal forest

• Grassland

• Desert