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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.
 

Resistance Is Fertile

It will require grit to thwart the Trump administration's oil-soaked agenda
By Jason Mark December 10, 2024
In this story: activism
Close-up of two hands holding a pile of acorns up to the camera

A Feathered Solution for Food Waste

Backyard chickens are a great way to reduce greenhouse pollution
Text and photographs by Jason Mark November 28, 2024
In this story: food and drink
Two of the author’s five chickens—a Buff Orpington and a Rhode Island Red—having brunch on kitchen scraps.

Six Climate and Environment Takeaways From the Election

Trump is coming back to power. Now what?
By Jason Mark November 7, 2024
In this story: climate change, politics
Photo by Evan Vucci/AP

In Praise of the Wilderness Act

On its 60th birthday, this landmark American conservation law is more valuable than ever
By Jason Mark August 30, 2024
In this story: public lands, national forests, national parks, wildlife, saving wild places
Silhouette of a hiker in front of Charlotte Lake, Eastern Sierra Nevada, California, USA. | Photo by Christina Felschen/Getty Images

How to See Our Species With the Big Picture

Ferris Jabr's "Becoming Earth" explores the planet as a living organism
By Jason Mark November 21, 2024
In this story: books, ecosystems
Book cover of Becoming Earth

Abolish Fossil Fuels

A moral case for ending the age of coal, oil, and gas
By Jason Mark September 23, 2024
In this story: dirty fuels, coal, climate change
Illustration shows four white smokestacks and two hands with one finger blocking two of the smokestacks

The Giant Douglas Fir Tree in My Backyard Is a Time Machine

This portal to the fourth dimension shows how the past can inspire the future
By Jason Mark June 10, 2024
In this story: forests
View upward of a large Douglas fir towering over other trees near Jason Mark's house

4 Must-Read Books for Your Summer Reading List

These stories bring our relationship to the natural world into greater focus
By Jason Mark , Chloe Martinez , Jonathan Hahn , Claire Greenburger June 9, 2024
In this story: books, climate change
Photo by iStock/artisteer

Unleash Our Public Lands

Congress has work to do to make it easier for Americans to enjoy the great outdoors
By Jason Mark May 26, 2024
In this story: national parks, public lands
Two connected red-orange sandstone arches in front of a blue and white cloudy sk

Take a Mindful Moment to Remember What Matters

Lydia Millet's book "We Loved It All" gives a nod to memory, history, and a greener future
By Jason Mark May 2, 2024
In this story: books, activism
We Loved It All
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