Energy Efficiency


Meatpacking plant turns into net-zero-energy vertical farm

Soon, a former meatpacking plant in Chicago will replace carcasses and rendering vats with bakers and brewers and fish farmers and mushroom growers. The Plant (ho ho, a double meaning!) is gathering together a bunch of food-makers to create a …


U.S. coal is on the decline, and utility execs know it

Every week brings a new story about coal's decline in America. Here are two from last week.

Sustainable Business

Budget-friendly hotel chains also have the smallest carbon footprints

When choosing an environmentally friendly hotel chain, the best indicator probably isn’t whether the place asks you to hang up your towels if you don’t want them replaced each day. According to a new analysis [PDF] by sustainability company Brighter …


Modern-day DeLorean? Airplane runs on trash

One man’s trash is another man’s airplane fuel. Adventure-seeker Andy Pag aims to obtain funding and become the first person to fly a trash-fueled plane from one end of the U.K. to the other. His aircraft, a microlight plane, will …

Green Cars

Chinese farmer builds AMAZING solar- and wind-powered car

Electric vehicles are great and all, but they’re not exactly practical for everyone. Like, how’s a farmer in rural China going to a) afford a pricey green car and b) get enough access to electrical outlets and vehicle charging stations? …

Energy Efficiency

In India, solar-powered ATMs use as much energy as a lightbulb

In urban America, getting money out of the bank means walking a block to the ATM. In rural India, the nearest bank branch might be a day’s journey away. But now a company called Vortex Engineering is using solar power …


Earth Day revisited: An environmental patriarch on keeping the dream alive

Denis Hayes, the man who coordinated the first Earth Day back in 1970, talks about where the action will be this year, the state of the environmental movement, and why he’s become a green developer.

Energy Efficiency

Scientists build energy-efficient computer out of crabs

Here is an amazing example of humans piggybacking on a natural phenomenon to create an incredibly clever system: crab-based computing. A crab-based computer starts with swarms of crabs. These swarms include hundreds of thousands of crabs that, individually, run every …


Millennials love cities because they provide the one thing their boomer parents couldn’t give them

Why is Gen Y migrating to the cities? Because millennials are craving the things they didn’t get in their suburban upbringings, like connectedness and adventure.