pet dog
Pets — some of life's greatest sources of joy, love and, at times, frustration — can add up to a large carbon [paw]print. Since the pet products market has expanded from collars, food and litter to apparel, accessories, baked goods, fitness classes and much more, the impact pets have on the environment has grown. From cats and dogs to rabbits and horses, become a green pet owner with MNN's tips and ideas in the articles below. (Photo: Flickr)

Tesla releases new 'dog mode' for pet owners

A shelter worker couldn't leave the dogs alone in a storm — so she slept over

What's the deal with doodle dogs?

How an army of volunteers helped a dumped puppy start a new life

Snoring therapy dog is also a fierce competitor

A flight to freedom can make all the difference

Fluffy the cat nearly froze to death in Montana

Paris loosens pooch prohibitions at city parks

Are you drawn to male or female dogs?

Cat keeps things orderly at local train station

These unusual therapy animals lighten the mood at U.S. airports

5 things to know about pet supplements