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EPA testing green pavement to clean rainwater runoff

Green pavement? What's so exciting about that? If I wanted to test out some green pavement, all I'd need to do is make a run to the local Home Depot, pick up a can of green paint and dump it outside my driveway, right? Well, that's not exactly what we're talking about here, of course. But just what is "green pavement" anyway? In this case, the pavement in question has been designed to suck up the nasty pollutants from vehicles and fertilizers from rainwater runoff. Here's what EPA Acting Regional Administrator George Pavlou has to say on ... Read more →

Biodiesel's water footprint? 14,000 liters per liter of biofuel Sebastian Blanco

We recently heard that, according to one group of researchers at Environmental Science & Technology magazine, corn ethanol has a water cost of 50 gallons per mile. Now, a team working from the ...

So sayeth Popular Mechanics: HHO systems do not work Sebastian Blanco

We've had our share of posts on on-board hydrogen-generating engines over the past few years, and I'm sure there will be many more. The truth is that water engine hype will always need to confront ...

PHEVs could potentially drain our water supplies - or not Jeremy Korzeniewski

It takes water to drive your car. Not in the sense that your car is powered by water, but in the sense that our power plants in the U.S. often use steam for either cooling or to power turbines. In ...

Why boaters hate ethanol Lascelles Linton

Photo: Flickr/lemoncat1 -- Creative Commons 2.0 "BOATERS BEWARE" is how a Portland, Oregon's local news KGW NewsChannel 8 report begins. What's the big threat? E10, which is gasoline blended with ...

Cool videos: MIT ethanol injection hybrid, Japanese hydrogen water engine 1 year ago on Autoblog Green

Do you think the future of green engines is just flex-fuels, hybrids or fuel cells? Can you imagine a future with engines that have ethanol turbo-like injection or use steam super-heated by hydrogen? These engines are in the lab today. The video above is a look at a hybrid ethanol injection engine ...

Are biofuels using too much water? 2 years ago on Autoblog Green

According to Sunita Narain, the head of the Centre for Science and Environment in India, biofuels are "good as an idea, bad in practice." She insists that instead of making more biofuels, we should be concerning ourselves with how to use less fuel in general. The problem that she cites is one not ...

Current nuclear technology will not help if climate continues to heat up 2 years ago on Autoblog Green

Many politicians and others have promoted nuclear power as a means of addressing climate change since reactors emit no greenhouse gases or noxious pollutants. Setting aside for the moment the issue of what do with radioactive waste (by no means a trivial issue) there are other issues with nuclear ...

First tortilla prices, now water shortages? More ethanol costs 2 years ago on Autoblog Green

We've already seen corn prices on the rise as demand rises thanks to more of the grain being diverted to ethanol production. As the population of both the United States and the planet continues to rise, the demand for fresh water goes up with it. Unfortunately ethanol production and climate change ...

Voller runs prototype fuel-cell on compressed natural gas 2 years ago on Autoblog Green

Voller Energy, a developer and manufacturer of portable fuel-cell systems, has announced that they have successfully assembled and demonstrated the operation of a complete and totally self-contained prototype fuel-cell system which can be run on compressed natural gas (CNG/LPG) or propane. Voller ...

Ford Missing the Small Stuff 3 years ago on Autoblog Green

In the past week there has been a lot of discussion of Ford and their newly accelerated Way Forward. Ford Motor Company is in serious financial trouble and has to dramatically cut spending. In recent years Bill Ford himself has also been very vocal about wanting Ford to be more environmentally ...


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