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  • Jason Mark

    Jason Mark was the editor in chief of Sierra from 2015 to 2024. He is the author of Satellites in the High Country: Searching for the Wild in the Age of Man, and he's currently working on a new book about shifting baseline syndrome. Find him on Bluesky.
     

    Zinke Moves to Downsize Bears Ears Despite Overwhelming Public Support

    Interior secretary, stuck between rock and hard place, attempts a Solomonic decision
    By Jason Mark June 12, 2017
    In this story: monuments
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    Left Behind: Trump’s Paris Agreement Withdrawal Leaves the U.S. in the Dust

    Trump’s decision threatens to isolate and impoverish us
    By Jason Mark June 1, 2017
    In this story: climate change, international climate policy
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    From the Editor: Profiles in Courage

    U.S. environmentalists need to stand in solidarity with indigenous environmental activists facing repression
    By Jason Mark June 16, 2017
    In this story: climate change, activism
    Sierra magazine cover

    The Sierra Club Turns 125

    A look back at some of our favorite moments
    By Jason Mark May 26, 2017
    In this story: inspiring connections outdoors
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    How Trump’s Attempted Rollback of Oil and Gas Rules Went Down in Flames

    Environmentalists see a blueprint for stopping the Trump agenda
    By Jason Mark May 11, 2017
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    A Monumental Fight Is Brewing Over America’s Public Lands

    Grassroots groups prepare counteroffensive to Trump and Zinke
    By Jason Mark May 8, 2017
    In this story: national parks, monuments
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    Meet the Grandmother Standing Up to the Coal Mining Industry

    Wendy Bowman to receive Goldman Environmental Prize for opposing coal companies
    By Jason Mark April 24, 2017
    In this story: activism, dirty energy
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    Earth Day Used to Be Rad. What Happened?

    Forget Buying Stuff. Get in the Streets.
    By Jason Mark April 21, 2017
    In this story: earth day, activism, climate change
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    Posters Imagine Climate Change Wrecking Our Iconic Landscapes

    Artist Hannah Rothstein hacks classic artworks as a warning about climate chaos
    By Jason Mark April 19, 2017
    In this story: national parks, art, climate change
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    Turning Walls Into Bridges

    Sierra Editor Jason Mark reflects on the history of the Sierra Club
    By Jason Mark April 17, 2017
    In this story: national parks, John Muir
    Sierra magazine cover
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