Populus tremuloides
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Populus tremuloides is a deciduous tree native to cooler areas of North America, one of several species referred to by the common name aspen. It is commonly called quaking aspen, trembling aspen, Amer
Aspen catkins in spring
Trembling aspen bark
Trembling aspen at sunset in Langley, British Columbia, December 2010
Brooks Range
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The Brooks Range is a mountain range in far northern North America stretching some 700 miles from west to east across northern Alaska into Canada's Yukon Territory. Reaching a peak elevation of 8,976
Brooks Range from the Arctic National Wildlife Refuge
Brooks Range Mountains
Limestack Mountain, in the central Brooks Range
Area of the Arctic National Wildlife Refuge coastal plain, looking south toward the Brooks Range