90-Million-Year-Old Discovery Reveals Ancient Antarctic Rainforests
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- Amber shows ancient rainforests existed in Antarctica.
- Discovery could change understanding of polar climates.
- German researchers explored West Antarctica's seabed.
- Amber reveals a once warm, forested continent.
- Alfred Wegener Institute began the study in 2017.
- Conifer forests covered Antarctica 90 million years ago.
- New data refines historical climate models.