A joint study, published in the journal Science on Friday has revealed that natural gas as a transportation fuel provides no net benefit to the climate, when compared with diesel. The report, written by numerous researchers from some of the United States’ most prestigious universities, as well as NOAA and the Department of Energy, flies in the face of what most of us have come to believe about “clean-burning” natural gas. This could yield big problems for companies like Clean Energy Fuels and Westport Innovations that are carving out their niche in the space. Let’s take a closer look. A truck fills up on natural gas at a Clean Energy station. Photo Credit: Clean Energy Fuels.   First and foremost, the scientists aren’t disputing that natural gas burns cleaner than diesel. That remains absolutely true, as natural gas, or methane, produces 30% less […]