Hamburg is first German city to order diesel bans

Authorities in Hamburg said Wednesday they would ban some diesel vehicles from two major arteries to improve air quality, making the German port city the first to take the long-feared step.

Control unit motor system for human-powered bikes

A new initiative to fill the gap between bicycle and car is taking shape in the form of a super bike that offers several advantages to users. The technology can also be applied to scooters and skateboards.

How a 'smart countryside' can use technology for greener ends

Smart cities are often discussed as being the key to future urban living. The increase in capacity for more complex information can help solve human and environmental problems by saving energy and regulating traffic flow. ...

Daimler to recall 3 million vehicles to ease diesel doubts

German automaker Daimler will voluntarily recall 3 million Mercedes-Benz brand cars with diesel engines in Europe to improve their emissions performance, the company said Tuesday, in the wake of widespread public debate over ...

State-driven emissions controls only slightly more expensive

Sometimes, doing things close to home may be more feasible than doing them on a grand scale, even if they cost a bit more. This may be the case for controlling carbon emissions, according to a team of researchers who looked ...

In VW inquiry, states scrutinize ads to build case

For years, Volkswagen lured customers with "clean diesel" ads that sent cars zooming off the lot and the company's revenues spiraling. Now, in the wake of VW's admission that its software cheated emissions tests, those ads ...

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