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Westport Innovations (NASDAQ: WPRT)

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Clean Energy Fuels Earnings: What to Expect Thursday

Investors worry that the company won't sustain a competitive advantage. What's next for the up-and-coming nat-gas fueling specialist?

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Why Westport Innovations Inc. Is Ready to Rebound

Does this analyst make a good case? Or is it just more noise from Wall Street?

How Converting From Oil to Natural Gas Could Backfire

Natural gas is cheap and plentiful, but will that last long enough for you to recoup a big upfront investment?

Natural Gas Is Abundant in America. Natural Gas Cars? Not So Much

There are 12 million natural gas cars and other vehicles worldwide, but less than 300,000 of them are in the U.S. Even with its major price advantages as a fuel, and increasing demand for Honda's Civic CNG, Ford and GM have yet to make a real effort beyond pickups and vans.

Profiting From Increased Demand for Natural Gas

The coming natural gas boom will cause these four companies to see large increases in revenue.

Is This Already the End for Natural Gas Vehicles?

A new study on methane leakage casts a shadow on the future of natural gas as a transportation fuel.

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Natural Gas Trucks Aren't Just for Major Corporations Anymore

Greater access to natural gas refueling stations is allowing mom-and-pop businesses to start investing in the new technology.
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