The state of California was powered entirely by renewable energy for over 9 hours last Saturday and 8 hours on Sunday, reports Adele Peters in Fast Company, making Sunday “the ninth straight day that solar, wind, hydropower, geothermal, and battery storage fully powered the electric grid for at least some portion of the time.” Of […]
A new entry has appeared in the drive to develop an environmentally-friendlier locomotive and it features an eye-catching appearance that is different by design. OptiFuel Systems has announced plans to test a prototype road locomotive and powered tender fueled by Renewable Natural Gas that will be capable of producing combined power up to 7,500 hp.