GreenTech

  • Can Municipal Waste Power Our Cars?

    Can Municipal Waste Power Our Cars?

    One future source of green energy may be as close as the nearest dumpster thanks to companies vying to make fuel from trash. Enerkem, based in Montreal, and Fiberight, in Maryland, hope to turn municipal waste into energy in new biorefineries. Enerkem has been around since 2000 and owns several facilities in Canada. Its pilot plant, in Sherbrooke, Quebec, turns used electricity poles into… Read More

  • Simple Energy And San Diego Gas & Electric Team Up To Encourage Conservation Through Gaming

    Simple Energy And San Diego Gas & Electric Team Up To Encourage Conservation Through Gaming

    2011 Boulder TechStars graduate Simple Energy is teaming up with San Diego Gas and Electric (SDG&E) to help the utility engage its customers in energy conservation efforts. To accomplish this, Simple Energy is running an energy saver contest that offers a social gaming experience with real-world rewards. Read More

  • 13-Year-Old Designs Efficient Solar Array Inspired By Oak Trees

    13-Year-Old Designs Efficient Solar Array Inspired By Oak Trees

    When it comes to renewable energy solutions, sometimes nature has the best ideas. That was 13-year-old Aidan Dwyer’s conclusion after a wintry hike in New York’s Catskill Mountains, a trip that inspired him to build a unique and effective solar array design. Dwyer observed patterns in the trees and, after further research and contemplation, realized the branches matched up with… Read More

  • This Electric Plane Is Powered By Its Own By Solar Hangar

    This Electric Plane Is Powered By Its Own By Solar Hangar

    Aviation enthusiasts interested in greener flying might put an Elektra One plane on their wish lists. PC-Aero‘s electric aircraft can fly for up to three hours on one charge with a 100mph cruising speed. The charging happens inside a solar-powered hangar included in the plane’s anticipated purchase price of $145,000. Read More

  • HaloIPT Revs Up For Wirelessly Charged Electric Cars

    HaloIPT Revs Up For Wirelessly Charged Electric Cars

    Those who resist purchasing an electric car because charging stations are less ubiquitous than gas stations or figuring out how to charge your car at home seems complicated have one less excuse to go green. A new system from British startup HaloIPT allows cars to be charge wirelessly using induction. The wirelessly transmitted power goes to the car’s battery for an ongoing charge, similar… Read More

  • Lego Cased Computer Crunches Efficiently For A Good Cause

    Lego Cased Computer Crunches Efficiently For A Good Cause

    For many people, building with Legos brings back fond memories. For Mike Schropp, the memories are still being built. Schropp loves Legos, often incorporating them into technology. For his latest project, Schropp built a 12-core PC tucked into a custom made case he designed using some 2,000 black Lego bricks. The finished product is not only awesome looking, but also energy efficient. Read More

  • A Groupon For Solar? Solar@Work Offers Buildings Discounts For Going Green Together

    A Groupon For Solar? Solar@Work Offers Buildings Discounts For Going Green Together

    Group buying is moving into the commercial clean energy space thanks to Solar@Work, a program designed by San Francisco’s Department of the Environment to make solar panels more affordable for business owners. Businesses have three options for acquiring solar panels through the program: Purchasing, leasing, and securing a loan. A federal grant covering 30% of installation costs is also… Read More

  • How Hydrostor Aims To Change The Power Game By Storing Energy Under Water

    How Hydrostor Aims To Change The Power Game By Storing Energy Under Water

    There has been a fair bit of concern in recent years about the ability of our power plants to supply adequate electricity during periods of peak demand. Hydrostor, a Toronto-based company, is taking a different approach and offering a solution that allows plants to store their power using compressed air in underwater storage tanks. Hydrostor converts excess electricity into compressed and… Read More

  • BioLite Stove Charges Your Phone While Cooking Your Dinner

    BioLite Stove Charges Your Phone While Cooking Your Dinner

    Wood-burning stoves aren’t known for being particularly efficient, and their smoke not only contains high carbon emissions but causes health risks to those who inhale it. A portable design from BioLite aims to tackle this problem and turn the stove into a cell phone charger in the process. The stove converts heat energy into electricity, powering a small fan to improve the… Read More

  • Clean Urban Energy Raises $7 Million To "Turn Buildings Into Batteries"

    Clean Urban Energy Raises $7 Million To "Turn Buildings Into Batteries"

    A Chicago startup Clean Urban Energy (CUE) raised $7 million in a series A round from Battery Ventures and Rho Ventures, the company announced today. CUE’s software-as-a-service “exploits the thermal mass of commercial office buildings to make [them] more efficient,” according to a company press statement. The software was developed at the University of Colorado, which struck… Read More