Common clay materials may help curb methane emissions

Methane is a far more potent greenhouse gas than carbon dioxide, and it has a pronounced effect within first two decades of its presence in the atmosphere. In the recent international climate negotiations in Glasgow, abatement ...

Environmental concerns grow as space tourism lifts off

After years of waiting, Richard Branson's journey to space this month on a Virgin Galactic vessel was supposed to be a triumphant homecoming. Instead, the jaunt attracted significant criticism—about its carbon footprint.

US gov't accuses Fiat Chrysler of cheating on emissions

The U.S. government accused Fiat Chrysler on Thursday of failing to disclose software in some of its pickups and SUVs with diesel engines that allows them to emit more pollution than allowed under the Clean Air Act.

More VW trouble: 2016 diesels have new suspect software

U.S. regulators say they have a lot more questions for Volkswagen, triggered by the company's recent disclosure of additional suspect software in 2016 diesel models that potentially would help exhaust systems run cleaner ...

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