I'm not quite sure, and the more I look, the more confused I get.

Mandatory solar panels are not the biggest deal here.

The device is so thin it could be woven into fabric without changing the feel of it.

The data center will be the largest in the world.

There's more than one way to kill a duck curve.

The SolPad Mobile device offers a scaled-up solar charging and battery solution for both home and off-grid applications.

Michael Sivak shows us the numbers.

A mother's fight to protect her children and her tribe

What if we declared climate change a crisis and put some serious resources to this type of initiative?

Dr. Steven Fawkes defines elegance as "the quality of being pleasingly ingenious and simple."

Mini-spots, reflectors and candelabra bulbs were supposed to become more efficient next year, saving 80 billion kWh.

Who are the best ambassadors for clean energy, energy industry innovators, activists, and more? Vote here.

Ready to share kilowatts? Facebook launched its social energy app today that will enable users to share and compare their home energy consumption.

Whlle TreeHugger has covered energy issues since its founding, Energy as a Best of Green category is new for 2012. Find out the best energy project, energy ambassador, activist group, and more.

Waste water and waste heat recovery together at last, perhaps the most interesting new thing at Greenbuild.

A new article published in the online journal PLoS ONE takes on the issue of energy sprawl -- namely how much land is required to produce energy from different sources -- under different potential US energy and climate policies in 2030.

Jewish leaders met at the beginning of this month in San Francisco for the first conference dedicated to

Proposed bill would make burning tires and other industrial solid waste count towards the state’s mandate of generating 10 percent of its energy from renewables.

In a compromise with environmentalists, the energy giant is committing some significant resources to clean tech.

It's not just renewables that are driving down emissions.

The tech giant has hit this major renewable energy goal ahead of all its competitors.

Alphabet's X moonshot factory spins out a ground source heat pump company.

Alphabet, Google's parent company, is experimenting with a new energy storage technology.

Of course, when purchasing a new appliance, it makes sense to go with the most efficient energy star rated appliance. BUT, buying a brand new efficient energy star rated appliance is not always greener or less expensive

Photo via dailyinvention via Flickr CC Energy Star has announced that the new 4.0 and 5.0 specifications for televisions have been set. They'll go into effect May 2010 and 2012 respectively, and the impact will save users anywhere from 40% to 65% in

Energy Star is regarded by consumers as one of the most reliable raters of electronics and appliances in terms of knowing how much energy a device consumes. The organization continually raises the bar (little by little, but still raises) on energy

"For the US in 2006, online data centres accounted for 1.5 percent of the entire country's electricity use - equating to more than the entire state of Massachusetts. " View the chart up close...Really interesting facts/stats! Image via GDS Digital via

One of the big beefs with Energy Star for housing is that all it cared about was energy; beat the standard code by 15% and you got it. No matter that the best way to make a house efficient is to make it tight, leading to all kinds of air quality

The dog days of summer are right around the corner and homeowners are looking for ways to

A round home is British Columbia's first home to be Energy Star qualified, a topic of contention on TreeHugger.

It's not rocket science, it's building science, and it's all here.

LEDs were already cheap when you take into account how much money they save you on your electricity bill, but now this is just a no-brainer.

Drying clothes uses an incredible amount of energy, it's clearly a low-hanging fruit for conservation and energy efficiency efforts.

The new rule is expected to save Americans $167 billion in energy costs.

The leader of the Catholic Church used his strongest language yet to call for 'decisive action, here and now.'

Architects ignore it. "Heads of sustainability" ignore it. Critics have ignored it, but this may be changing.

Landfill gas (LFG) isn't quite as sexy as some other alternative energy sources like wind or solar; still, TreeHugger thinks its an important part of our collective renewable energy portfolio. Plus, it's cool that landfills (and the stuff that fills

CFL bulbs, or compact fluorescent light bulbs: energy savings Commonly referred to as CFLs, compact fluorescent lamps or compact fluorescent light bulbs, the energy-saving bulbs have escaped the stereotype of buzzing, flickery, washed-out lights to

For as long as our planet has spun 'round the sun, there's been solar energy cascading down on the earth, and, for a long time -- since the 7th century B.C., when glass was used to magnify it -- humans have been working to

Taking a step back from the emotional response of the recent environmental devastation, let's take a look at offshore drilling more broadly: How much oil do we currently produce from offshore drilling, and how much might we potentially recover?

Pollinator power, y'all.

In a double breakthrough, scientists find a material four times more efficient at making hydrogen by photocatalysis and demonstrate how to make it at low temperature

There's symbolism here. Let's hope there's substance too.

The British government sees offshore wind as a genuine opportunity to lead.

In the first half of 2019, Scottish wind generated enough electricity to power the equivalent of 4.47 million homes, almost double the number of homes there.

Researchers conducted the largest controlled study yet of the effects of energy drinks on the heart and blood pressure in healthy adults.

A satellite that ran out of fuel two years ago is now giving scientists a huge wealth of data.

You may love the energy kick from coffee, but too much can be a bad thing. Try some of these greener, cleaner-burning 'fuels' that will wake you up, nourish your body, and keep you going longer.

This fascinating installation where algae, bioluminescent bacteria, humans and smartphones interact may chart where a new generation of urban "cyber-gardeners" may go.

The Severn Barrage could create 50,000 jobs and provide 5% of the UK's electricity needs. Critics say we can do better than that.