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Do Electric And Natural-Gas Cars Compete Against Each Other?

We've been thinking a lot about natural-gas fueled vehicles, for reasons that will become clear in due course. Writing about green cars can occasionally be awkward, because there are different audiences for diesels versus hybrids, for plug-in electric cars, and for other types of alternative fuels...

May 22, 2013 by John Voelcker 9

U.S. Perfectly Placed For Algae-Based Biofuel Production

May 22, 2013 5

Another Convert To Natural-Gas Fueling: Railroad Locomotives?

May 17, 2013 7

DoE Fear After Fisker Fiasco Caused Death Of VPG, Ex-CEO Says

May 15, 2013 1

VPG Shuts Down; Startup Van Maker Was Backed By DoE Loans

While Tesla Motors [NSDQ:TSLA] is on a roll--with a rave review from Consumer Reports and a profitable quarter--other startup automakers aren't faring so well. And now... May 9, 2013 by John Voelcker 5

Natural Gas Vehicles: Technology Targets The Challenges

As a vehicle fuel, natural gas holds considerable promise but faces a number of challenges. Overcoming those challenges is the goal of recent funding granted by the U.S... May 8, 2013 by John Voelcker 5

Hydrogen Aston Martin Rapide Completes First Racing Lap, Many More To Follow

Aston Martin has achieved its target of completing a racing lap around one of the world's toughest tracks--on hydrogen fuel. The hydrogen-powered Aston Martin Rapide S made... April 30, 2013 by Antony Ingram 3

E. Coli bacteria the next source of biofuel? (Image: adonofrio Biology101.org on Flickr)

Biofuel From Bacteria Perfectly Mimics Hydrocarbon Fuel (In The Lab)

There are many reasons for wanting to wean ourselves off oil, but environmental issues and measuring out dwindling resources are two fairly significant ones. The trouble is... April 25, 2013 by Antony Ingram 1

Natural Gas-powered Kenworth truck (Image: Flickr user TruckPR)

Natural Gas As Vehicle Fuel: Why Trucks Make More Sense Than Cars

Natural gas passenger cars have never really taken off in the U.S. like some thought they might. While the fuel is hugely popular in countries like Brazil, gasoline has... April 24, 2013 by Antony Ingram 15

Chrysler CEO: Going Green is Good, But Natural Gas Better Than Electric

Fiat-Chrysler CEO Sergio Marchionne isn't known for his love of electric vehicles. We really rate the company's first offering, the 2014 Fiat 500e electric car, but Sergio... April 22, 2013 by Antony Ingram 38

CA Bill To Cut Sales-Tax, License Fees On Electric, Alt-Fuel Cars

Today, electric cars and other vehicles that run on alternative fuels simply cost more. That's a fact. Now a new bill introduced in the California Assembly aims to trim a bit... April 21, 2013 by John Voelcker 4

Honda Solar Hydrogen Station prototype with 2010 Honda FCX Clarity hydrogen fuel-cell vehicle

California To Have Up To 70 Hydrogen Fueling Stations By 2016?

Our planet may have only gained 27 hydrogen filling stations in 2012, but California is hoping to have nearly 70 of its own in total by 2016. So says the California Air... April 18, 2013 by Antony Ingram 14

Solar Roads: Is The Future Of Energy Under Our Feet?

Whatever the future energy mix, it's becoming apparent that coal and gas are both hugely consumptive and not entirely great for the environment--even if they provide large... April 8, 2013 by Antony Ingram 4

How To Celebrate Earth Day? Utah Says: Oil, Gas & Mining!

Sometimes there comes an idea so audacious, so inspired, so downright jaw-dropping that it's worth covering even if it doesn't directly involve cars. You may know Earth Day... April 3, 2013 by John Voelcker 4

Clean Cities National Parks Initiative infographic (Image: U.S. DoE)

Clean Fuels In Beautiful Places: U.S. Parks Service Goes Even Greener

For those readers living in one of America's big cities, concrete jungles strewn across the North American landscape, it's easy to forget that hundreds of thousands of acres... April 2, 2013 by Antony Ingram 6

Lotus Mobile solar charging array (Image: Monarch Power)

Lotus Mobile: A Portable, Affordable Solar Charging Solution?

Given millions of years of adaptation to conditions, it's no surprise that nature is pretty good at doing what it does. Each leaf on a tree, and indeed the shape of a tree's... April 2, 2013 by Antony Ingram 8

Biofuel From CO2: Too Good To Be True?

We currently have two main issues in our transport future. The first is cutting down on fossil fuel use, ensuring our finite supplies can be used for longer than our current... March 26, 2013 by Antony Ingram 1

Toyota FCV-R hydrogen fuel-cell concept car, 2012 Detroit Auto Show

DoE Backpedals, Will Fund Slight Hydrogen Fueling Station Expansion

It appears that the U.S. Department of Energy has had a change of heart. Four years ago, then-Energy Secretary Steven Chu was widely known as a skeptic about hydrogen... March 22, 2013 by John Voelcker 22

CA Drivers Want Carpool-Lane Access, Honda Gives It To Them (But There's A Catch)

Say "carpool lane" or "HOV Access" or "white sticker" or "green sticker," and most California commuters will begin to drool uncontrollably. The ability to drive in relatively... March 21, 2013 by John Voelcker 9