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    • Sierra magazine March/April 2009

    2009 March/April

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    Current Issue: 2026 Spring

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    biking
    Feature

    Because It Hurts

    Mount Hood's biking trails offer gawk-worthy views and grueling days that cause exhausted legs to cry out in agony.

    By Peter Frick-Wright

    March 1, 2009

    We're recommending books about how to clean your home in planet-friendly ways.
    Green Life

    Book Roundup Wednesday: Green Spring Cleaning

    March 25, 2009

    Departments

    diagram of geothermal energy
    Clean Tech

    To Develop a Head of Steam

    Two U.S. companies have joined forces to build utility-scale geothermal plants in months, not years

    March 1, 2009

    We're recommending books about how to clean your home in planet-friendly ways.
    Green Life

    Book Roundup Wednesday: Green Spring Cleaning

    March 25, 2009

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