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. 

How the Arcane Antiquities Act Helps 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...

Showtime Gives Climate Change Some Serious Star Power

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.

A Safe Place for Wildlife Crime Whistleblowers

By mining data from satellites, birders, sensors, and park rangers, technologists are putting environmental problems into sharper focus—and highlighting solutions.

How Big Data is Healing the Environment

By mining data from satellites, birders, sensors, and park rangers, technologists are putting environmental problems into sharper focus—and highlighting solutions.

What Good Is the Ski Area Scorecard?

Now in its 12th year, the Ski Area Citizens' Coalition is tough on expanding resorts and loves onsite renewable energy generation. But navigating its scorecard feels like skiing through crud.

World's Weirdest Van Goes Ultra Green

Otmar Ebenhoech is an uber-gearhead, and the Franken-van he's currently crafting will be like nothing you've ever seen.

Free Newsletters

Dispatch This week's featured articles, reviews, and videos. Sent twice weekly.
News From the Field The most important breaking news from around the Web. Sent daily.
Outside GOOur hottest adventure-travel tips and trips. Sent occasionally.
Outside Partners Outside-approved deals and special offers from select partners. Sent occasionally.

Subscribe
to Outside
Save Over
70%

Magazine Cover

iPad Outside+ App Access Now Included!

GUIDES

Find the Best

Current Issue Outside Magazine

Subscribe and get a great deal! Two free Buyer's Guides plus a free GoLite Sport Bottle. Monthly delivery of Outside—your ultimate resource for today's active lifestyle. All that and big savings!

Free Newsletters

Dispatch This week's featured articles, reviews, and videos. Sent twice weekly.
News From the Field The most important breaking news from around the Web. Sent daily.
Gear of the Day The latest products, reviews, and editors' picks. Coming soon.
Outside Partners Outside-approved deals and special offers from select partners. Sent occasionally.

Ask a Question

Our gear experts await your outdoor-gear-related questions. Go ahead, ask them anything.

* We might edit your question for length or clarity. If it's not about gear, we'll just ignore it.