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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.
 

The New Abnormal

We need to prepare for the worst even as we organize for a better future
By Jason Mark December 13, 2021
In this story: climate change
Close-up of a riverbank eroding

Big Oil on the Hot Seat

Testifying under oath, oil executives duck, dodge, and deflect
By Jason Mark October 29, 2021
In this story: climate change, oil
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After a Week of Cascading Disasters, Grief Becomes a Crucible for Climate Action

Climate activists’ motto should be “First mourn—then organize!”
By Jason Mark September 5, 2021
In this story: climate change
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Seeds of Resistance

Native-led campaigns are at the forefront of today's climate and justice movements
By Jason Mark September 15, 2021
In this story: public lands, indigenous communities
Deb Haaland sits facing the camera with her hands in her lap.

4 Must-Read Books for Your Summer Reading List

These stories illuminate all we have to gain in a troubled world
By Jonathan Hahn , Jason Mark , Abe Musselman , Heather Smith August 8, 2021
In this story: books, climate change, wildlife, saving wild places
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Some Highlights From the Red Road to DC

A photo gallery showcases the power of art to spur activism in defense of sacred places
By Jason Mark July 29, 2021
In this story: indigenous communities
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A Postcard From the Red Road to DC

Traditionally carved totem pole brings attention to Indigenous sovereignty struggles across the United States
By Jason Mark July 26, 2021
In this story: indigenous communities
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Some Climate Activists Say We Should Worry Only About People, Not Polar Bears. Do We Have to Choose?

The climate movement needs to find a way to balance ecological equity and human solidarity
By Jason Mark June 23, 2021
In this story: polar bears, climate change
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Introducing the Latest Evolution of Sierra

We have a whole new look
By Jason Mark June 14, 2021
In this story: books
A series of Sierra covers, three from the Sierra Club Bulletin, three from Sierra bimonthlies, and the first quarterly issue.

The Verdict Is In: A Livable Planet Trumps Corporate Profits

Dutch court orders Shell Oil to slash its climate pollution
By Jason Mark May 28, 2021
In this story: oil, climate change
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