Ancient Ice Could Help Explain Why Earth's Climate Is Warming

  • Scientists search for ice core that's 1.5 million years old
  • Conference in Tasmania discussed future Antarctic missions

Meltdown: The Science Behind Climate Change

It could be a key to unlocking a mystery about the world’s climate: a piece of ice so old it formed when ice ages were more frequent, about a million years ago. It may even give scientists insight into what is happening now, as the planet warms. But first they have to find it.

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