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    Exclusive: Audi TDI Truth in 48 drives us from LA to NYC in mpg efficiency run
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    "Nice ons." "Fuel cut." "Surf drafting." There are certain phrases that, when you hear them, you know you've not at your average automotive event. In fact, the drive we're setting out on today is something that has never been done before: taking three 2014 Audi TDI vehicles – a Q5, an A7 ...

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    By The Numbers: August 2013: Everything's Coming Up Green Edition
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    After plateauing earlier this year, US green car sales are settling into a steady pattern of chalking up year-over-year increases in the 30 percent to 50 percent range. Last month, Toyota and Ford both sold their hybrids to a broader range of customers. Plug-in vehicle sales also received a boost ...

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    Rumormill: VW XL1 to carry $145,000 price tag?
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    The best we've been able to suss out thus far is that the Volkswagen XL1 will be expensive. Like six-figure, "as much as a nicely detailed Audi A6," expensive (we're assuming that Audi bit is European pricing). Given that this is a hand-built, hyper-aerodynamic, plug-in-diesel vehicle – and ...

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    Report: Swiss engineers working on 80-mpg CNG-diesel-electric hybrid
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    Automakers have a tough sell reaching fuel economy standards in the US and Europe. Swiss researchers think the solution will have to come from a fusion of the technologies. Researchers at the Swiss Federal Institute of Technology in Zurich have developed a new engine that they say could get the ...

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    Official: Fiat mixing EV messages, says it won't invest until buyers pay up
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    Diesel-powered vehicles beat electric vehicles and hybrids – hands down – according to Bob Lee, head of global powertrain at Fiat and Chrysler. Lee made the comments recently at the CAR Management Briefing's Advanced Powertrain Forum in Traverse City, MI, and we assume for some they ...

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    Official: Audi A3 1.6 TDI Ultra gets 73.5 mpg, is brand's most-efficient production car
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    Say hello to the world's most efficient production Audi. For now, anyway. Until the next-generation E-tron and G-tron vehicles arrive, the Audi A3 1.6 TDI Ultra (yes, "Ultra" is part of the name) wins the brand's mpg crown with a fuel efficiency rating of 3.2 liters per 100 kilometers (73.5 ...

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    Video: Watch Ram's Chief Engineer explain the benefits of quarter-ton diesel
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    Well, what we've learned from Ram's new video with chief engineer Mike Cairns showing off the upcoming Ram 1500 EcoDiesel pickup is that... it looks good in silver. Cairns more or less espoused the virtues of the truck in the two-minute video, commenting on its toughness and saying it'll have the ...

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    Read This: The history of biofuels goes back 300 years
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    While the history of electric vehicles has been getting a lot of play lately, biofuels have quite a story to tell as well. Hemmings Daily just featured a brief history overview that's full of surprises – one is that biofuels date back more than 300 years, well before any real internal ...

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    Official: UK's Teva Motors announces extended-range diesel-hybrid truck
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    One UK company has got some big names, big supporters and big countries behind its (probably) big truck. Teva Motors says it is building an electric truck that will come with a diesel-powered range extender and will have a 7.5-ton payload. The company is led by Malcolm Power, former vice ...

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    Study: Diesel particulates, other air pollutants linked to autism in children
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    Our economy runs on diesel. It's burned in the road-going rigs that bring us everything from potatoes to potpourris. If it's on a store shelf, it likely arrived by oil-burning truck. Increasingly, diesel engines are also finding a home in our passenger cars, migrating from Europe, where they've ...

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    Report: Peugeot's diesel-hybrid Onyx Concept will hit the road at UK's Goodwood fest
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    Peugeot looks like it's ratcheting the good-old British-French rivalry up a notch by bringing its Onyx diesel-hybrid concept car at England's Goodwood Festival of Speed this July, according to Hybrid Cars. The French automaker will use the festival to road-test the futuristic-looking vehicle, ...

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    Official: Biofore concept car is a plant-laden, sustainable ride
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    Old-school surfers have a special place in their heart for the classic paneled station wagons affectionately referred to as "woodies." Now, some folks in Finland are looking to put a new spin on the term with what it says will be the ultimate "green" vehicle. Metropolia University of Applied ...

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    Official: 2014 BMW 5 Series diesel costs $4,800 less than ActiveHybrid in US
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    Hey, for some, $4,800 is the price of their next car. For the Ultimate Driving Machine, it's the price difference between a diesel and a hybrid. BMW has released pricing specs for its 2014 model-year 5 Series sedans, and it turns out that the German automaker appears to view diesel as a superior ...

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    Video: Chevy engineer squeezes 900 miles from one tank in 2014 Cruze Diesel
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    Tessa Baughman didn't exactly set any speed records on a recent visit to her Arkansas family from Michigan, unless you factor in the time saved on not filling up a few times. The energy engineer for the Chevy Cruze Diesel, interviewed in a short General Motors video (available below), said she ...

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    Report: GM 'thanked' by biodiesel groups for making the Cruze Diesel B20-ready
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    As if one of the world's largest automakers needed additional advertisement, General Motors now is getting big-time support from biodiesel advocates for being the first US automaker to have made one of its light-duty models be able to run on diesel with a 20 percent biodiesel mix, i.e. B20. The ...

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    Official: Diesel, hybrid sales rocket past overall US market growth rate
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    Hybrid sales have grown rapidly in the US during the past couple of years – well outpacing the overall automotive market – and it looks like diesel sales are beginning to follow that trajectory as well. US hybrid light-duty vehicle registrations have jumped 34 percent from 2010 ...

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    Official: E. coli used to create diesel-like biofuel in UK study
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    Mention the term "e. coli" here in the US, and one gets visions of sick cows and poisonous burgers. Reference e. coli with some groundbreaking work performed by UK's University of Exeter, and things get a little more positive. The university, with some funding from Shell, created a plant-based ...

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    Report: GM's Opel may add electric side to diesel engines
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    General Motors' Opel division is confident that its slate of diesel engines will allow it to meet stricter European emissions standards set for 2020. As for the even stricter ones expected in 2025? Not so much. Stop us if you've heard this before, but that's why Opel says it will consider adding ...

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    Video: Translogic visits Solazyme, finds algae diesel works well in VW Jetta TDI, navy ships
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    As we learned when we visited last fall, Solazyme is doing some interesting things in its South San Francisco lab. Now, our friends over at Translogic put together a video showing the algae-derived diesel being used in a Volkswagen Passat TDI – as well as getting burned by the US ...

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    Report: Diesel benefits shrink as gas engines get more fuel-efficient, torquier
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    Could all of the work some automakers are doing to increase diesel engine adoption in the US be going up in a cloud of smoke? Maybe so, as torquier and more fuel-efficient gasoline engines and cheapening hybrid technology are cutting into what had been perceived as the advantages of diesel ...

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