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  1. The Columbia Glacier | Geophysical Institute

    The Columbia Glacier is one of Alaska's better known tidewater glaciers, both from the standpoint of tourist attraction and the model it provides for scientific investigation. In 1973 it became the object of …

  2. Columbia Glacier Retreating | Geophysical Institute

    Apr 13, 2026 · Columbia Glacier, located about 40 kilometers (25 miles) west of Valdez near the epicenter of the great 1964 earthquake, is rapidly losing its battle for survival. It is the last of Alaska's …

  3. Seismic record analysis can reveal a glacier’s past

    Mar 18, 2026 · The team analyzed 20 years of Columbia Glacier’s seismic activity to learn what these signals can reveal about changes in the glacier and the conditions that drive them. The glacier has …

  4. The Alaska-Canada Boundary | Geophysical Institute

    The Alaska-Canada boundary was originally established in February 1825 by Russia (then owner of Alaska) and Great Britain (then owner of Canada).

  5. Ranking Rivers | Geophysical Institute

    Apr 13, 2026 · For comparison, that's right ahead of the Columbia in area drained and right after it in discharge. (The Columbia River also needs Canada to gain its rank; its source is in British …

  6. Alaska Glaciers Show Dramatic Melting - Geophysical Institute

    Dec 12, 2001 · Columbia Glacier in Prince William Sound and Bering Glacier in the St. Elias Mountains are two glaciers losing ice at an alarming rate: during the past decade, Columbia has shrunk by an …

  7. The Unknown Legacy of Alaska's Atomic Tests | Geophysical Institute

    Jan 18, 2001 · The big daddy came in 1971. Project Cannikin was a 5-megaton explosion that inspired the formation of the group Greenpeace, a group of environmentalists from British Columbia who …

  8. Alaska's Size in Perspective | Geophysical Institute

    Sep 2, 1998 · Alaska is more than twice the size of the largest of the lower 48 states, and the amount of Alaska underlain by permafrost is equal to the size of three Californias. Ten states are smaller than …

  9. The majesty and mystery of Alaska yellow cedar | Geophysical Institute

    Jul 23, 2021 · These trees, which can live longer than 1,000 years, grow on the rainy coast from the Oregon/California border through British Columbia and as far north as Prince William Sound. The …

  10. Alaska climate report: February marked by cold and dynamic weather ...

    Mar 16, 2026 · At the same time, a ridge of high pressure built northward over British Columbia and the Alaska Panhandle, setting up a pattern that steered warmer air from the south into much of mainland …