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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.
     

    O Mother, Where Art Thou?

    Darren Aronofsky’s “Mother!” offers a bleak fable about the fate of Earth
    By Jason Mark September 15, 2017
    In this story: film
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    Interior Secretary Zinke Says He Will Shrink Some National Monuments

    Zinke confirms some monuments will suffer “boundary adjustments”
    By Jason Mark August 24, 2017
    In this story: monuments, politics
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    Proposed Tucson Copper Mine Threatens Habitat for Endangered Jaguars and Ocelots

    Rosemont Mine would obliterate prime territory and migration corridors
    By Jason Mark August 21, 2017
    In this story: saving wild places, endangered species
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    Border Wall Threatens Native American Sovereignty

    In southern Arizona, Tohono O’odham Nation opposes Trump plan
    By Jason Mark August 20, 2017
    In this story: saving wild places, climate change
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    The Border Patrol Has Turned the Desert Wilderness Into a Lethal Weapon

    Sierra editor Jason Mark on the militarization of our borderlands
    By Jason Mark August 22, 2017
    In this story: saving wild places
    Cartoon by Joel Pett

    How Trump's Border Wall Could Block the Most Exciting Wildlife Comeback in North America

    Jaguars are reappearing in the Southwest. A border wall would put an end to that.
    By Jason Mark August 22, 2017
    In this story: saving wild places, climate change, wildlife
    Jaguars are reappearing in the Southwest. A border wall would put an end to that.

    Pack It In, Pack It Out: Lessons From Backpacking With Llamas

    Pack animals make wilderness glamping possible
    By Jason Mark August 3, 2017
    In this story: backpacking, hiking
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    Follow the Money: Congress Can Wreak Environmental Havoc Via Appropriations

    Drilling in the Arctic National Wildlife Refuge, destructive border wall moving ahead
    By Jason Mark July 24, 2017
    In this story: politics, public lands, dept. of the interior
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    Fear Factor: A Defense of NEW YORK's Climate Doom Cover Story

    It’s OK to talk about the terrifying worst-case climate change scenarios
    By Jason Mark July 14, 2017
    In this story: climate change
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    Is the Giant Sequoia National Monument Next on the Hit List?

    Conservationists are organizing to defend this sanctuary for humongous trees
    By Jason Mark June 27, 2017
    In this story: monuments, saving wild places, wilderness
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