Business & Technology

Business & Technology

Screw China: American scientists are finding replacements for rare earth

Priuses, wind turbines, and other clean technologies require rare earth materials, which generally go into ultra-strong magnets that help power clean technology. But rare earth elements have a couple of problems: China controls most of the supply, they require less-than-environmentally-friendly …

Biking

Fixies to the people! Building a business on no-frills bikes

Here's the formula: Take a bike, boil it down to the basics -- frame, wheels, pedals, seat, handlebars. Offer it online, cheap. Then stand back and watch people snatch them up.

Election 2012

Confused with a chance of flip-flop: Mitt Romney’s views on climate and energy

Where does Mitt Romney stand on climate change and energy issues? Brace yourself: He doesn’t have that flip-flopper reputation for nothing.

Business & Technology

Rick Perry advocates solution to climate problem he doesn’t believe in

Of all the GOP candidates, Rick Perry has been perhaps the most fervently dismissive of the reality of human-caused climate change. So why does his energy plan include a provision for "clean coal" technology, which is used to capture carbon …

Business & Technology

Times Square ball-drop switches to LEDs

Despite Republicans' efforts to equate efficient lighting with tyranny, the age of incandescent bulbs will be officially over as of Jan. 1. The best indication of this switch-over is not any one piece of legislation coming out of Washington, but …

Business & Technology

Don’t count on that shale gas revolution

Over at some raggedy-rag called Slate, energy futurist Chris Nelder takes a deep dive into the available data on how much natural gas we can get out of the rocks beneath the U.S. via fracking. His conclusion is that we …

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

Eaters, beware: Walmart is taking over our food system

Aubretia Edick has worked at a Walmart store in upstate New York for 11 years, but she won’t buy fresh food there. Bagged salads, she claims, are often past their sell-by dates and, in the summer, fruit is sometimes kept …

Business & Technology

How India is winning the future with solar energy

India set a goal to build 20 gigawatts of solar — an enormous amount — by 2020. The haters said at first that the country might not make it, but lately India's plan is seeming smarter than anyone imagined. Plus, …

Business & Technology

Map shows when rooftop solar will be cheaper than grid electricity

What happens if and when current subsidies for solar panels are phased out? Doesn't matter — the cost of solar photovoltaics continues to fall even as the cost of grid electricity continues to rise, which means eventually the two trends …