The End of Snow? - NYTimes.com
▻http://www.nytimes.com/2014/02/08/opinion/sunday/the-end-of-snow.html?_r=0
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The End of Snow? - NYTimes.com - ▻http://www.nytimes.com/2014...
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"Artificial snow-making now helps to cover 88 percent of American ski resorts, and has become the stopgap measure to defend against the early effects of climate change. Snow-making requires a tremendous amount of electricity and water, though, so it’s unlikely that snow guns will be our savior. In the Alps, snow-making uses more water in the winter than the entire city of Vienna, about 500,000 gallons of water per acre. Ski areas like Vail, Keystone, Breckenridge and Arapahoe Basin seed clouds with silver iodide to make it snow, but that won’t help much when it gets warmer. When it does, whatever the clouds bring will fall as rain. With several dry winters back to back, (...)