Tag » cascades

A Slippery Slope
April 22, 2011

A Slippery Slope

Warm rains and glacial melting trigger dangerous debris flows

Grinding over ancient layers of lava and ash, the glaciers of the Cascade Range act like supersized sheets of shrinkwrap. Stretched taut across tons of pulverized rock, these blankets of frozen snow hold sand, gravel and boulders in place — that is, until they start to melt. Then the sediments, unlocked from the glaciers’ icy […]


July 23, 2007

Grasping for Air

Nighttime breezes may be key to mountain forests

Under a blue sky in mid-March, an Oregon State University research team left Corvallis to collect data in a valley deep in Oregon’s western Cascades. The two-hour ride to the H.J. Andrews Experimental Forest gave the technicians and graduate students time to catch up before arriving at the facility’s headquarters near Blue River. They would […]