Mary Catherine O'Connor

Author's Bio

Mary Catherine O'Connor (@mcoc) is a freelance journalist who writes the Adventure Ethics column, about the intersection of adventure and environment, for Outside online. 

Climate Tourism Is Really Heating Up

Peru's Pastoruri glacier is in bad shape—climate change has not been good to it. But when one opportunity melts, it appears, another one arises: climate change tourism.

Why University Forests Are Disappearing

University forests are basically outdoor laboratories for college forestry departments, where students learn how to plant, harvest and manage timber products.

Consumerism: Not Necessarily The Climate's Enemy

In his new book, The Big Pivot: Radically Practical Strategies for a Hotter, Scarcer, and More Open World, Andrew Winston argues that environmental changes are forcing companies that make...

The Puppet Masters of Public-Land Protests

A showdown at a Utah canyon pits ATV users against the BLM. But the real operators in public-land disputes are out of view—and out to use sportsmen to advance their cause.

Everest Is Melting

The poles are melting, but so are high mountain ranges in and near the tropics.

Your Face Scrub Is a Serious Pollutant

In 2012, advocacy group 5 Gyres, which had theretofore been focused on drawing attention to the epidemic of ocean trash and the impact photo-degraded plastic is having on ocean ecosystems, turned its...

Killing A Bill that Could Save National Parks

Last week, U.S. Representative Rob Bishop celebrated a victory. He managed to push bill HR 1459, the Ensuring Public Involvement in the Creation of National Monuments Act, through the House. Its aim...

The Climate-Change Revolution WILL Be Televised

Harrison Ford, Jessica Alba, Arnold Schwarzenegger, Mark Bittman and other mega-celebs lend a hand to the new Showtime series, Years of Living Dangerously—where Hollywood meets wake-up call.

Extremely Loud and Incredibly Wet

Rumbling tankers, military ops, oil and gas exploration—the ocean's turning into a noisy mosh pit and it's ruining precious marine habitat.