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Environment + Energy – Articles, Analysis, Comment

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Yes, a few climate models give unexpected predictions – but the technology remains a powerful tool

An article in the eminent US magazine Science has triggered debate over whether scientists should use climate models. Here’s what you should know about climate models ahead of today’s IPCC report.
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Tuatara are ancient, slow and endangered. But their super speedy sperm could boost conservation efforts

The male anatomy of tuatara, the last representatives of an ancient lineage, is unique among reptiles. They lack a penis, which has made sperm collection a major challenge – until now.