Raising appliance efficiency: A big win for consumers and the climate

Investing in energy efficiency is often far cheaper than expanding the energy supply to meet growing demand. Efficiency investments typically yield a high rate of return, saving consumers money, and can help fight climate change by avoiding carbon dioxide (CO2) …

Transit is for lovers

Arlington, Va., wants you to go on a car-free diet -- and find love along the way.

Follow a drop of water

Mighty Colorado River dribbles through Mexico [EXCERPT]

In his effort to paddle the entire length of the Colorado River, author Jonathan Waterman had to walk the last 60 miles of delta and infected his feet in the polluted remains of the drying river. Here is the second …

Cooking outside my comfort zone, Part 1: A remembrance of squash blossoms past

In honor of National Farmers Market Week next week, I attempt to fry up some fiori di zucca.

Nissan Leaf or Chevy Volt? Choosing your green drive

Are you a Volt kind of gal or a Leaf guy? General Motors and Nissan are revving up to put the first mass-produced electric cars in showrooms.

WTFood: Would you drink Jamba Juice's 'Cheeseburger Chill Smoothie'?

Fast-food turf wars are nothing new. What's new is when one restaurant openly mocks the others for it with an amazing product like Jamba Juice's Cheeseburger Chill Smoothie, "a delightful mix of real beefy goodness, smothered in cheese, loaded with …

My Intentional Life: My Unsustainable Life

Last week, we met Gabriel and his roommates. This week, he gets dumped. Heartbroken, he bikes across Europe in search of answers to life's questions.

Ask Umbra’s Book Club: Would you give up garbage?

Syliva Earle marvels at how much trash has wound up in the oceans. How much plastic do you use every day? What can you imagine giving up? Discuss!

Mini cattle may shrink the hoofprint of eating beef

Cows (deservedly) get a lot of grief for beef's hefty contribution to global warming, which means we should steer clear of adding more of them to the world, right? Maybe not entirely, thanks to the benefits of these itty-bitty bovines.