This is a transcript of episode 5 of The Conversation Weekly podcast, How climate change if flooding the Arctic Ocean with light. In this episode, two experts explain how melting ice in the far north is bringing more light to the Arctic Ocean and what this means for the species that live there. And we hear from a team of archaeologists on their new research in Tanzania’s Olduvai Gorge that found evidence of just how adaptable early humans were to the changing environment.
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Dan Merino: Hello and welcome back. From The Conversation, I’m Dan Merino in San Francisco.
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T
he wooly mammoth (
Mammuthus primigenius) is an iconic animal, like the saber tooth tiger or dire wolf, from a time in human history when our position at the top of the global food chain was decidedly not assured (and being something s prey was not limited to just other humans). Perhaps this is a reason that resurrection of mammoths using Jurassic Park-like technology has some currency and appeal (
but see
How to Clone a Mammoth for reasons why this may not be such a good idea). Perhaps paradoxically, the mammoth arose in Africa 5 million years ago and like its (very) distant
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An international team led by researchers at the Centre for Palaeogenetics in Stockholm has sequenced DNA recovered from mammoth remains that are up to 1.2 million years old. The analyses show that the Columbian mammoth that inhabited North America during the last ice age was a hybrid between the woolly mammoth and a previously unknown genetic lineage of mammoth. The study provides new insights into when and how fast mammoths became adapted to cold climate.