fuel efficiency

What Will the Trucking Industry Look Like in 2020?

As is stands right now, the trucking industry is not particularly green--just ask anyone who has been stuck in traffic behind a gas-guzzling, exhaust-belching 18-wheeler. But if the industry is to survive in the next decade, it will ...READ»

High-Tech Asphalt Sucks Energy From Your Car to Power Other Stuff

When Innowattech introduced its so-called "piezoelectric road"--a 10-meter piece of asphalt embedded with piezoelectric generators--late last year, critics complained that extracting kinetic energy from cars is akin to highway ...READ»

"CO2 Pedometer" Lowers Volvo Group Employees' Emissions

Kerstin Hanson developed a "CO2 pedometer" application for cell phones, which measures commuters' carbon emissions. Inspired by the data, Hanson's test group altered its behavior and reduced its carbon footprint by 30%.READ»

• Walk This Way
• Get Smart About Car Use
• Create a Smooth Transition
• Take Health to the Streets
• Create a Cooler Alternative

Autonomous Robot Cleans Up the Ocean for Navy Ships

Complaints abound about unnecessary military spending in the United States, but at least the Navy is doing its part to cut down on the really ridiculous things, like spending $500 million each year on maintenance to make sure that ...READ»

UPS Sets High-Flying Efficiency Goal For Airliner Fleet

UPS delivered its corporate sustainability report this morning, putting forth an ambitious new goal to cut an additional 20% of carbon emissions from its airborne fleet by 2020, netting an overall carbon reduction of 42% since 1990. ...READ»

EcoGyzer Makes Fuel-Efficient Driving Easy

Sure, it's easy to keep track of fuel-efficiency if you have a high-tech hybrid car, but what about the rest of us? Nomadic Solutions' Ecogyzer helps correct leadfoot tendencies by recording driving data on a GPS. The Ecogyzer ...READ»

Wrinkly Skin for Ship Hulls Would Keep Them Barnacle Free and Fuel Efficient

Scientists at North Carolina State University appear to have found a holy grail in ship design: A non-toxic coating that keeps barnacles from latching onto ship hulls. A single ship could stand to save millions of dollars in ...READ»

Attention, Airlines: Air India Saves Millions With Simple Fuel Efficiency Techniques

Biofuel-powered airplane flights have been getting lots of press recently, but powering planes with algae, jatropha, and camelina isn't the only way to save on traditional jet fuel. Air India, the country's national airline, has ...READ»

The Super-Green Big-Rig Truck

It's no surprise that engineers and designers are furiously trying to green long-haul tractor trailors. Just like airplanes, the profit margins are small, so ekeing out a 10% improvement in fuel efficiency is big news. And ...READ»

Cash for Clunkers Program Could Offer Vouchers for Your New Chevy Volt

Are you itching to buy a hybrid but just don't have the cash? US Representative Betty Sutton's "Cash for Clunkers" program, introduced in Congress this week, could help. Sutton's bill is a new incarnation a similar ...READ»

• Inside the Chevy Volt [pics]
• 6 Electric Cars Coming Soon [pics]

NASA Invents a Shape-Shifting Helicopter Blade

Even the best helicopters are loud, rickety gas guzzlers, and a big reason for that is the rotors themselves. As each blade cuts the air, it creates a turbulent wake; the next blade passes through that wake, causing it to ...READ»

6 Electric Cars Coming Soon [pics]

Here are six electric cars on their way to showrooms across the world.READ»

• Inside The Chevy Volt
• Mercedes BlueZERO Eco Cars To Come With Three Alternative-Fuel Options

Inside The Chevy Volt [pics]

GM is gambling on the plug-in electric Chevy Volt to boost sales -- and recharge its fortunes.READ»

• 6 Electric Cars Coming Soon

Vinod Khosla's Green Ventures

Most of Vinod Khosla's environmental startups are efforts to reduce our dependence on petroleum -- both by making better use of oil and by finding other sources of liquid fuel. The rest address solar and geothermal power and ...READ»