• 1980 Eruption
  • 2004 - 2008 Eruption
  • Crater Glacier
  • Past Eruptions
  • Facts and Research
  • Eruption Impacts and Return of Life
  • Changing Landscape
  • Facts and Research
  • Guided Hikes and Programs
  • Youth Volcano Camps
  • Field Trips
  • Community Events
  • Teacher Workshops
  • Volunteer
  • Overview
  • Indoor Facilities
  • Field Camp
  • Reservations
  • Activities
  • Volunteer at SLC
  • Geology Lessons
  • Biology Lessons
  • Plan Your Field Trip
  • Classroom Programs
  • Teacher Workshops
  • Useful Links

    • Streams of Change

    The blast toppled countless trees into rivers and streams. A debate emerged: salvage the trees or leave them to benefit stream resources? A 30-year experiment attempts to answer that question.

    Tom Lisle, Hydrologist

    Back to Return to Life
    USFS / Fred Swanson USFS / Tom Lisle University of Washington / Jerry Franklin USFS / Tom Lisle USFS / Jim Hughes University of Washington / Jerry Franklin USFS / Tom Lisle USFS / Tom Lisle USFS / Tom Lisle USFS / Tom Lisle USFS / Tom Lisle USFS / Tom Lisle
    prev
    next

    Thanks to Our Sponsor

    Become a Sponsor

    The Mount St. Helens Science and Learning Center is a collaborative effort of the Mount St. Helens Institute and the U.S. Forest Service, Mount St. Helens National Volcanic Monument. Our mission is to connect people with nature through science, the arts and adventure recreation.

    MSHI U.S. Forest Service Logo