Business & Technology

Animals

Critical List: Texas’ neverending wildfire season; clean energy investments could double

Texas' wildfire "season" has lasted for more than a year and won't end anytime soon. Obama: "Over the long term, [reducing carbon emissions] is good for our economies." By 2020, investors could be pouring $395 billion a year, double the …

Business & Technology

Tidal power is now a legit source of renewable energy

Tidal power, produced from the force of our planet's oceans sloshing to and fro, has always seemed like a neat idea. But the challenges of making it work — imagine giant underwater propellers having to withstand strong currents and the …

Business & Technology

‘Waterless fracking’ is a new way to make fracking less nasty

The "natural gas revolution" has been kind of a disappointment. Yes, natural gas could help get us off of coal, and fast. But it has its own substantial environmental impacts, most of them stemming from the process of extracting it …

Business & Technology

‘Solar forests’ charge your car while looking awesome

If electric cars are really going to compete with the gas-guzzling kind, we're going to need new infrastructure — mainly charging stations so people can juice up when they're on a road trip. And if you have to dot the …

Wind Power

Wind electricity to be fully competitive with natural gas by 2016

Photo: Vlasta JuricekCross-posted from Climate Progress. The best wind farms in the world are already competitive with coal, gas, and nuclear plants. But over the next five years, continued performance improvements and cost reductions will bring the average onshore wind …

Business & Technology

Spray coating makes your stuff last forever so you can buy less of it

If you watch one video today, make it this one — the shot of chocolate sauce sliding off a pristine pair of white tennis shoes looks like pure CGI. But it's real. As Tuan Nguyen explains at SmartPlanet, what you're …

Business & Technology

How your Prius is hurting the planet

Hybrid cars like the Prius emit less carbon than conventional cars. But they also depend on rare earth materials to make their engines work. And the mining of rare earth extracts a heavy toll on the environment in other ways. …

Business & Technology

Most efficient solar panel ever

Physics tells us that the most efficient solar cell should be able to convert 33.5 percent of solar energy into electricity, but to date the closest that the layabouts we call "scientists" were able to manage was 24 percent efficiency. …

Walmart's greenwash: Why the retail giant is still unsustainable

Is your stuff falling apart? Thank Walmart

Forever in blue jeans, babe? Not anymore.Photo: bburkyMy friend Tony’s closet is as good a place as any to begin an investigation of Walmart’s environmental impact. Tony has a pair of Levi’s that date back to high school more than …