All over North America we are letting our infrastructure rot and short-circuit.

Nobody is actually asking the question, because pedestrians don't matter, do they?

The 25-pound lady bobcat was last seen on Monday morning.

Just read the headlines and weep

As baby ducks get a boost at the Capitol Reflecting Pool, at least one politician’s Grinchesque response has duckling defenders up in arms.

The New York subway, The Los Angeles Metro, and more ranked by someone who travels a lot but never drives.

Fitwel is all about healthy living, and it's going to be big.

A modest proposal

It doesn't have to be all about politics.

And things feel eerily familiar today.

Rachel Carson's book that many say launched the environmental movement was released on this day.

It's like a moving High Line, and is still a very good idea.

The Viking Grace was already low emission. Now it's going further.

The fall of coal has been swift in Britain, and there's no sign of it ever coming back.

Our beautiful photo of the day comes from snowy Calgary, Canada.

Our photo of the day comes from Kananaskis, Canada.

You have to examine the reasons for why the clutter happened in the first place.

"Don't donate if you wouldn't give it to a mate."

We're loving the move toward quasi-edible ingredients, plastic-free packaging, and refill pouches, among other things.

Pacific Gas & Electric, a California-based utility, has been plagued with issues during their major push to get smart meters installed in every household in their area, from complaints about possible health

On Caltech's campus, student engineers and scientists are busy in labs day and night working on hairy solar panels, termite

The Sierra Club is pointing attention to the once-through cooling systems used by many power plants. Power plants suck up over 200 billion gallons of water a day, and with that water comes millions of fish that don't exactly

One of the most venerated scientists of our time, James Hansen is the head of NASA's Goddard Institute for Space Studies, a position he's held for three decades. Long before climate change was a household term, Hansen was one of the first to talk about

Study shows that customers think the non-monetary benefits of the smart grid are great. That is, once someone explains what they are...

A new report says utilities around the world will ramp up smart grid spending, with worldwide projects hitting $46.4 billion in 2015.

Water conservation is obviously a huge concern in Israel and the rest of the Middle East. An interesting startup called Woosh Water is helping conserve water and reduce plastic use by reinventing the public drinking fountain with a high-tech solution.

Environmentalists aren't the only ones considering divestment anymore.

Efficiency and conservation aren't just about your personal footprint. They're about reaching tipping points.

With Valentine's Day around the corner, now's the time to invest in thongs, sweet babydoll sets, ruffled knickers, and more -- in sustainable materials from organic cotton to soy.

Valentine's Day is all about romancing your sweetheart. These companies show the planet some love too.

They are all over the internet today; here are some that relate to buildings we have shown on TreeHugger

The holiday once marked by amorous missives and hand-plucked posies has evolved into a day of staggering statistics.

This Valentine's Day, treat yourself to high-quality undergarments that are kind to your body and the planet.

Is Cupid's appeal fading as millennials find the holiday has become too commercialized?

Sometimes it's worth it.

There is a perverse logic to this idea of bringing your car to your apartment.

You want giant windows but don't like drafts? Plug in your windows and turn them into toasters.

It's got everything, from hotels to hospitals to theaters to the world's largest mall, and a severe case of cognitive dissonance.

The sharing economy comes to architecture as the rich and the very rich share views and height.

I can't decide if this is just what I always needed or the worst product ever put on Kickstarter.

Because they can, and there are people who will pay for it.

But, we ask, are they green and sustainable?

I'm thrilled; I have so much trouble with rolling fruit.

Photo credit: Michael Blann/Getty We've already talked a lot about how to green your dating life and how to green your wedding, but what about that time in between--your engagement? The average couple these days spends 15 months being engaged, which

TranquiliT may be better known for its downward-dog-friendly garb, but the erstwhile yoga-wear label is now rocking the frock, matrimonial style. Outfit the femmes of your bridal party—bride, bridesmaids, and flower girls—in 95 percent organic bamboo

Whether you're the romantic, three-tiered cake type—or the "let's hitched at a civil court and call it a day" sort of guy or gal there's something for everyone in Planet Green's fresh off-the-blog Ultimate Green

The average wedding in the USA costs $20,000. Yikes! In this economy, that's not just insane; it's silly.

Major, major kudos to Ann Kagawa Lee of Honolulu, Hawaii, winner of Cheap Chic Wedding's annual toilet-paper wedding dress contest, who made this mind-boggling matrimonial ensemble out of bathroom tissue—a textile fit

Photo via Madeline's Weddings and Events/ CakellaAll you really need to get married is love--and maybe a ring, and a marriage license. But that doesn't stop celebrities from going overboard when they're ready to tie the knot, hosting parties decorated

Want an eco-friendly wedding?? Afraid of the sticker shock for all of those organic, free-range doves merrily flying away after your vows? Not sure you can beat the millions of other people vying for a Today Show