Jeff Bezos: World's richest man pledges $10bn to fight climate change

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Amazon boss Jeff Bezos has pledged $10bn (£7.7bn) to help fight climate change. A French ski resort has used helicopters to deliver snow after mild weather dried out its slopes, threatening it with closure. Gymnast Simone Biles won her third Laureus Sportswoman of the Year award while Formula 1 champion Lewis Hamilton and footballer Lionel Messi shared the men's title.