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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.
     

    Bringing Back Monarchs One Ranch at a Time

    Ole Schell is helping to revive a once epic population of monarchs
    By Jason Mark July 16, 2023
    In this story: activism, insects, endangered species
    Ole Schell stands in a grassy field with a plaid shirt and his arms spread, smiling and looking at the sky.

    Leave a Trace

    As environmentalists, we need to leave this wounded planet better than we found it
    By Jason Mark June 12, 2023
    In this story: climate change
    With a Trace

    Supreme Court Waters Down the Clean Water Act

    In its latest ruling against environmental safeguards, SCOTUS decides that polluting or destroying some wetlands is OK
    By Jason Mark May 25, 2023
    In this story: Supreme Court, clean water, EPA
    A vibrant sunrise in the beautiful natural surroundings of Orlando Wetlands Park in central Florida.

    Supreme Court Refuses to Give Big Oil a “Get Out of Jail Free” Card

    State and local climate liability lawsuits will be heard by state courts
    By Jason Mark April 25, 2023
    In this story: Supreme Court, environmental justice, oil, climate change
    Supreme Court

    Is Climate Change Coming for Your Home?

    The 30-year mortgage could soon be underwater—literally
    By Jason Mark March 15, 2023
    In this story: climate change
    View looking through the stilts of a house toward the Atlantic Ocean, with waves lapping up to a Coldwell Banker real estate sign in the sand at Nags Head, North Carolina.

    The Most Important Environmental Stories of 2022

    The good, the bad, and the inspiring of the year that was
    By Jason Mark December 23, 2022
    In this story: climate change, renewable energy, electric vehicles, politics, international climate policy
    Ed Markey

    6 Must-Read Books for Your Fall Reading List

    Give yourself the gift of an inspiring read with these stories of natural wonder, personal discovery, and homecoming
    By Jason Mark , Jonathan Hahn , Heather Smith , Tatum McConnell November 24, 2022
    In this story: books, science, climate change, fossil fuels, wildlife
    Book review

    What the Midterm Election Results Mean for Climate Action and the Environment

    Hope for a greener future survives the “red wave” that wasn’t
    By Jason Mark November 10, 2022
    In this story: politics, climate change, federal policy
    Elections

    Supreme Court Opens Its New Term With a Major Clean Water Case

    During oral arguments, many justices appear skeptical of excluding most wetlands from Clean Water Act protection
    By Jason Mark October 4, 2022
    In this story: Supreme Court, clean water, EPA
    Sackett

    What Do Climate Change and Plastic Straws Have in Common?

    Hint: Fracking for gas
    By Jason Mark September 14, 2022
    In this story: climate change
    llustration shows a bunch of plastic waste (bags, bottles, cups, plates, straws, spoons, forks, knives) floating on a body of water.
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