Keep Greater Yellowstone's Story in Focus
"Thank you for keeping the information and consequences of our interactions with nature at the forefront." - Robert and Marie B.
Readers like you turn to Mountain Journal to make sense of what’s happening to the wildlife, waters and communities of Greater Yellowstone. As we work to raise $50,000 by December 31, your gift today helps keep this coverage independent, in-depth, and free for everyone who cares about this place.
Mark DeGraff is a freelance environmental journalist. He graduated from the University of California, Santa Cruz in 2025 with a master's degree in science communication.
Claims that wolves have rescued Yellowstone National Park aspen trees through a ‘trophic cascade’ oversimplify a complex story
