Here's what to know about Lynx rufus, the solitary wildcat that roams North America.

The 530-acre forest has hundreds of ancient giant sequoia, including the fifth-largest tree known on the planet.

With more than 22,000 acres newly opened up to the iconic mammal, the release of bison onto new turf is a profound thing to see.

Among other things, the data reveals answers about the size of blue whales, the largest organisms to have ever lived on Earth.

New research finds that on just two remote islands alone, nearly 600,000 crabs are killed every year by plastic debris.

It's time for swift and immediate action to protect marine life from further devastation.

Mixing conservation with death care, a new start-up offers permanently protected memorial trees that solve a slew of problems.

These spiny little animals are in desperate need of population control, and our sushi habits could help.

The UK government has approved a new scheme for desalination of water from the Thames, for use in London. The £200 million plant will be built in Beckton, east London. It's not a popular plan, though, among environmental campaigners. We've written before

Last week, we revealed the winner for our Participate! contest, Vinay Gupta's Hexayurt Project. This week, we are profiling two more great entries, the Participate! runners-up. Yesterday, we showed you easy to assemble, 100 percent recycled plastic

An ambitious scheme to build a number of solar power stations along the Mediterranean shores of the Middle East and northern Africa could generate enough electricity to supply one sixth of the European Union's needs. The generators, individually fitted

We´ve noted in the past plans for new desalination plants in Australia and low-grade energy desalination technology from New Mexico.

With over a third of the world's cranes hard at work building artificial islands, an underwater hotel, and the world's tallest building, biggest mall and most expensive airport, the United Arab Emirates has now turned it attention to building the

Record droughts, falling water tables and the rapid depletion of aquifers have helped make desalination, a process once considered impractical and too expensive, a viable technology -- at least in some places. As such, there has been a rash of stories --

XEROX/PARC Spiral Water Filtration Technology A typical water-treatment plant is very big and very expensive. XEROX's Palo Alto Research Center (PARC) has come up with a new technology that could make the whole process cheaper and simpler, potentially

Images from Prix Pictet World Water Day, celebrated on March 22 every year, is an initiative of the United Nations that recognises that water is a basic requirement for all life. This year's theme: "Shared Water - Shared Opportunities" and "Whether

Dean Kamen is the kind of inventor we don't imagine exists anymore—a fervent polymath like Thomas Edison. Best known as the creator of the Segway, Kamen is also responsible for major breakthroughs in clean energy, water purification, prosthetics,

With his planes, helicopters, and other fuel-hungry pets, Dean Kamen admits that he takes a lot out of the world. This just means that, in keeping with his immigrant grandfather's advice, he has to put more back in. In the second part of our

Having given Global Water Challenge a Best of Green award earlier this year for their innovative work on the issues of drinking water and sanitation, it goes without saying that TreeHugger is a fan of their work.

Directed by David Valero for the Spanish eco-short-films festival La Luciernaga fundida, this video shows how a grandmother and grandson desalinate seawater at home.

Here's a frequent question asked by people wanting to create positive sustainable changes in the world: Is it more effective to work as a change agent from inside the current system or is it better to

All over the world, inspired, creative, (and often obsessed) entrepreneurs are tightening bolts and swirling beakers, inventing the next generation of green technology. Andrew Heintzman is a venture capitalist with the aim of finding and funding these

This simple, innovative solar still purifies water without electricity or filters.

These low-impact, solar-powered desalination units could be a potential boon to water-scarce coastal communities, disaster-prone areas, as well as local marine life.

Using solar stills to purify water isn't a new idea, but it's an effective one. And now new efforts are underway to use this old technology to help green the desert.

A new desalination technology company is looking to help clean up and recover some of the trillion gallons of salty wastewater from the oil and gas industry.

A new water treatment system could save billions of gallons of water each year by recovering almost all of the waste water at bottling plants and water treatment facilities.

The UAE's clean tech giant plans to have a commerical-scale plant by 2020.

This novel wave energy technology can deliver large volumes of high pressure water ashore for desalination or power production (or both).

By combining solar PV, solar thermal, and a heat exchanger, Desolenator has developed a low-cost portable water purifier and desalination device powered by renewable energy.

This system could produce 3,500 gallons of clean water per day, at half the cost of current desalination methods, using just the motion of the waves to power the Reverse Osmosis process.

A proposed office uses "climatic architecture" to cool the building by making it into a natural wind tunnel.

Who says wheat-free can't mean indulgent? Best-selling cookbook author Karen Morgan offers up irresistible (and also vegetarian) main courses, snacks, and desserts.

When an Iowa State professor of mechanical engineering followed his hunch about spider webs, it paid off: he proved biological materials can rival metals in conducting heat.

Google's St. Ghislain, Belgium data center is its most efficient thanks in part to letting the server areas run at temperatures up to 95 degrees.

This easy DIY project will save you money and reduce energy consumption by making less work for your air conditioner.

What if the Google Street View car took thermal energy scans of all the country's buildings and then built a database of building energy efficiency information? That's the concept behind startup company Essess's approach to home energy audits.

An ice cream cart uses solar panels to power its refrigeration unit.

At the tech company's New Mexico data center, it found that oil-submerged servers require far less energy for cooling and actually perform better.

A new material could be applied to roofs that would soak up rain and then "sweat" out the moisture when temperatures are high to cool down buildings without electricity.

A unique solar panel has been designed at Stanford that cools buildings by reflecting sunlight and radiating thermal energy out into space.

Using an age-old method to cool the air, this terracotta "cold pot" could be an energy-efficient and low-maintenance alternative to conventional air conditioners.

The thermostat add-on lets consumers set a limit to what they want to spend on cooling and heating and then it controls the temperature to keep energy use in check.

Keeping our thermostats programmed at year-round comfortable temperatures could be affecting our health.

The smart thermostat will help people save even more money and help utilities curb peak demand loads.

It lets them be creative with their cooking and the kind of spaces they set up in.

The technology uses radiative sky cooling to help cool buildings without electricity.

This could keep people from overheating in their wearable electronic outfits or simply in the heat of the ever-warming days

This might be one of the smartest ways to use a smart thermostat.

The smartest features of a smart thermostat may actually be the pretty simple.