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8 July 2015

Big Four Glacier & Ice Caves, WA: a short future?

The Big Four ice caves area popular hiking destination 90 minutes northeast of Seattle in the North Cascades.  This ice mass is currently the lowest elevation glacier in the lower 48 states. It is fed by tremendous avalanching from higher on Big Four Mountain.  During the winter the snow piles up on the avalanche fan.  In the summer the waterfall from above carves tunnels under the snow-ice mass.  At some …

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