Snow arrives in time for the start of ski season, but climate change and El Niño mean it may not stick around for long, experts say Get our breaking news email, free app or daily news podcast There was optimism across Australian alpine resorts this week as their social media channels filled with footage of snow flurries that arrived just in time for the opening of the ski season this weekend. “We couldn’t be more excited,” said the Instagram account of Perisher, the southern hemisphere’s bigge