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Grand Canyon National Park

National Park Quiz 39: Winter

This week’s quiz will find out if you are a winterwise park visitor. Answers are at the end. If we catch you peeking, we’ll make you explain why the Bergeron-Findeisen process grows snowflakes only because the equilibrium vapor pressure of water vapor with respect to ice is less than that with respect to liquid water at the same subfreezing temperature.

Greening the Parks: APS Gives a Solar Boost to Grand Canyon’s South Rim Visitor Center

Thanks to APS, Arizona’s major power utility, solar panels will be supplying about 30% of the electrical power for the Grand Canyon’s South Rim Visitor Center by March. APS considers this a wide investment, since the project will show millions of park visitors that Arizona takes solar energy very seriously.

With Winter Hitting Much of the Country Hard, There Are Many Ski Opportunities in the National Parks

Winter, it seems, is everywhere these days. Even poor Las Vegas has been hammered (relatively speaking, of course) by a snowstorm. And Death Valley National Park has seen snowflakes this winter. So shouldn't you be planning a national park ski trip?

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