Business Green: A recent study presented at last month’s American Geophysical Union conference holds chilling news for the $2 billion US ski industry: climate change might end skiing in Aspen and Park City by 2100. It stands to reason that if the snow pack dries up, the ski industry could, too. But the study from Mark Williams and Brian Lazar could be a harbinger of things to come for other consumer-facing industries as well. As one of the first industries to face climate change head-on, skiing …