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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.
 

One-Percenters for the Planet?

A sustainable future will require those blessed by privilege to do more than ever
By Jason Mark September 4, 2019
In this story: climate change
Guanaco

The Fashion Executives Who Saved a Patagonian Paradise

Tompkins Conservation donations are the largest act of wildlands philanthropy in history
By Jason Mark September 4, 2019
In this story: national parks, saving wild places
A guanaco

White House Pretends to Care About the Environment

A selected annotation of Trump’s Monday speech
By Jason Mark July 8, 2019
In this story: politics, climate change, Green New Deal
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Hijacking of Oregon’s Climate Law Is Bad News for Democracy

The circus in Salem is minority mob rule
By Jason Mark June 30, 2019
In this story: politics, climate change
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Fahrenheit > Celsius

Can we talk about global warming in a language Americans understand?
By Jason Mark June 3, 2019
In this story: climate change
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Trading In a Suit and Tie for Fleece

A conversation with Avi Garbow, former EPA general counsel
By Jason Mark May 23, 2019
In this story: EPA, politics, climate change
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In Vancouver, Washington, a Mother Helps Defend a “Thin Green Line”

Linda Garcia receives the Goldman Environmental Prize
By Jason Mark April 29, 2019
In this story: activism, oil
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An Immodest Proposal: Parks Without People

What if we were to create nature preserves that were strictly for science?
By Jason Mark April 16, 2019
In this story: science
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Everybody Needs Beauty

Nature should be equally available to all people
By Jason Mark April 25, 2019
In this story: climate change, activism
Nature should be equally available to all people

What Sparked the Megafauna Extinctions?

Ross D.E. MacPhee's new book tries to answer an ancient puzzle
By Jason Mark March 6, 2019
In this story: books, endangered species
End of the Megafauna: The Fate of the World's Hugest, Fiercest, and Strangest Animals by Ross D E MacPhee, Peter SChouten, W.W. Norton
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