"From the tropics to the ice fields, doom is big business. Quark Expeditions, a leader in Arctic travel, doubled capacity for its 2008 season of trips to the northern and southernmost reaches of the planet. Travel agents report clients are increasingly requesting trips to see the melting glaciers of Patagonia, the threatened coral of the Great Barrier Reef and the eroding atolls of the Maldives, Shapiro said." (Quoted from article)