Supermarket bosses are threatening to boycott goods from Brazil as anger grows over land reforms feared to fuel rainforest destruction. Twitter receives record number of responses for poll on rules governing world leaders. He’s back online! Donald Trump launches new blog-esque “communications” platform. Dozens more SpaceX Starlink satellites launched amid space junk collision and light pollution concerns. Latest on China’s out-of-control space rocket - where will it land? Blue carbon: the greatest pollution-fighting process you’ve never heard of. The lion queen....London Zoo welcomes new Asiatic lioness for global breeding programme of endangered species.

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