The Earth is old. Real old. Sometimes it is hard to truly grasp just how old it is compared to human lifespans, but if we say time represented in a century is the same as the length of a football field (100 yards or 91 meters), then all of Earth’s […]
solar
Georgetown University to power campus with electricity from solar plants
Georgetown University will meet more than two-thirds of its energy needs with electricity from solar plants starting in November, as part of an agreement that will lessen the school’s dependence on traditional grid-based power, officials said Thursday. The university has been buying renewable-energy certificates, or RECs, for its electricity […]