They also have a back - up in - floor radiant heating system powered by natural gas for long cloudy stretches or unusually cold weather. (scientificamerican.com)
We want to see a migration of services that are now fueled by natural gas, diesel, and gasoline to being powered by this new, clean electric grid. (blog.aurorasolar.com)
Between 2002 and 2012, the annual electrical generation from coal - fired plants fell by 2 %, while the amount of electricity generated by natural gas plants rose by 37 %. (nuscalepower.com)