Disappearing Glaciers of the Cascades and the Cascades Diminished Water Supply

This trip begins and ends at the High Desert Museum, Bend.

Leaders, Anne Nolin, Ellen Morris Bishop. Llama trek.  A three-day hike, beginning at McKenzie Pass, and following the Pacific Crest Trail to Sparks Lake. Witness the glacial and eruptive history of the Three Sisters area, rapidly-disappearing Collier Glacier, Explore the “Bulge” area near South Sister, and catch extraordinary views as llamas carry your gear thru the Three Sisters Wilderness. Leaders: Ellen Morris Bishop, Anne Nolin. Limit, 9.

1)      July 31: Evening: Talk, The Cascades disappearing glaciers and snowpack. Anne Nolin. and Ellen Morris Bishop. At High Desert Museum.

2)      August 1: Depart High Desert Museum, 7:30 AM. Arrive, trailhead, (PCT, McKenzie Pass) 8:30 AM. Begin hike. Packers pack llamas. 7 mile, medium-rigor hike to foot of Collier Cone. Upper Mathieu Lake, Yapoah Cone. Camp at Mission Spring. Late afternoon walk to view Collier Glacier.

3)      August 2: Optional morning scramble for the supremely fit to Collier Glacier. Hike: Opie Dildock Pass, PCT to Spring Meadow (6 miles.) Camp atop the South Sister “bulge”.

4)      August 3: Complete hike, 7 miles,  to Cascade Highway trailhead. Today, you’ll lead your llama! Examine most recent eruptions of South Sister, (Devils Chain) and Ice Age eruptions that occurred beneath glaciers. Arrive trailhead, 4 PM. Return to HDM, 6 PM

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On the Web

Disappearing Glaciers of the Cascades and the Cascades …

Eventbrite - OPLI presents Disappearing Glaciers of the Cascades and the Cascades Dimin... - Thursday, July 31, 2008 - Sunday, August 3, ...


Global Warming and Our Shrinking Fresh Water Supply

... s rapidly decreasing fresh water supply. ... Global Warming, Disappearing Glaciers, ... the rapidly disappearing glaciers of Mt. Rainer, the Cascade Range …


Glaciers - Washington Trails Association

A scientist observes the disappearing glaciers of the Cascades ... summer water supply of many rivers, ... Glaciers Easton Glacier, Mount Baker, ...


Future of the Cascades: melting glaciers, warm rains ...

Apr 22, 2011 · ... the glaciers of the Cascade Range act like supersized sheets of ... Future of the Cascades: melting glaciers, warm rains, ... Add water, and these ...


Living on Earth: Climate Change & Pacific Northwest Glaciers

... disappearing glaciers make the ... and a vital part of the water supply in ... He's documented the rate at which glaciers in the North Cascades have ...


Glacier Retreat in the Pacific Northwest North Cascades ...

North Cascades : 1967: 19: 8: 20: 0: 1974: 20 ... Glaciers that will not ... In the long run glacial retreat causes less runoff to be available which in turn reduces ...


11/01/06 Seattle Times : State's shrinking glaciers: Going …

Nov 01, 2006 · ... and some have begun disappearing. By Warren Cornwall. Seattle ... the glaciers in North Cascades National ... of Seattle's water supply, ...


Climate Change Threatens to Strip the Identity of Glacier National Park

Some farmers who depend on irrigation in the parched days of late summer are no longer sure that enough water will ... the Cascades lost nearly a quarter of their snowpack from 1930 to 2007. Every year, British …

New York Times • 11/23/2014

Future of the Cascades: melting glaciers, warm rains, debris flows

Grinding over ancient layers of lava and ash, the glaciers of the Cascade ... Water levels in the McKenzie River are dropping. Lower elevation snowpack — accumulated layers of snowfall that build up and compact during the winter — is disappearing.

Oregonian • By Nick Houtman • 4/22/2011

Glaciers melting at alarming rates, water problems feared

South Cascade Glacier in coastal Washington (USA ... Most large cities in Ecuador, Peru and Bolivia rely on meltwater from rapidly disappearing glaciers for their water supply and hydroelectric power, and many communities are already experiencing …

Mongabay • 9/7/2005

Alaskan Glaciers REALLY are Shrinking

Beginning in 1957, the USGS has taken annual measurements of the South Cascade Glacier ... for fresh drinking water in areas that depend on the glaciers for water supply as they continue to shrink - some possibly disappearing entirely.

Environmental News Network • 8/8/2009

Of glaciers and rivers

In the summer of 2010, he climbed and photographed many of the state’s 130 disappearing glaciers. “They’re very symbolic ... With population growth and drier conditions, Palmer sees water supply as a preamble to this century’s looming water crisis.

The Union • 2/28/2014

State's shrinking glaciers: Going ... going ... gone?

What they are finding here and elsewhere is worrisome: Many of them, such as the South Cascade Glacier in the remote North Cascades, are shrinking quickly — and some are on the verge of disappearing ... of Seattle's water supply, aren't fed by glaciers.

The Seattle Times • 11/1/2006

Cascades show further evidence of global warming

There are many more of these and like the glaciers in Washington’s Cascades, each one contributes to their region’s water supply, electric dams, and farm irrigation. If they continue to shrink so will our ability to harness them for things ...

Blogger News Network • 11/1/2006

Ren Sun's ink drawings of Mt. Rainier and Mt. Everest on display at Harborview

Ren Suns quiet ink drawings of Mt. Rainier in the Cascade Range and Mt ... believed to be caused by worldwide climate change. These disappearing glaciers are expected to one day cause perilous water shortages for more than half of the earths populations.

washington.edu • 2/16/2011

Climate change, snow and ice, and water resources

Because this is so important, I expect that many of my future posts here will address this issue, but let me start with one example: the relationships between climate, snow, ice, and water resources ... Lower elevation glaciers are disappearing faster ...

ScienceBlogs • 2/20/2013

Three 'benchmark glaciers' rapidly retreating

Known as "benchmark glaciers," the South Cascade Glacier ... available drinking water, O'Neel said, pointing out that in Anchorage, the drinking water comes from Eklutna Glacier runoff. There's little threat to Anchorage's water supply, but Bolivia's ...

Anchorage Daily News • 8/6/2009

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