The train goes up, the train goes down: a simple new way to store energy 1. The train carries big rocks uphill, consuming electricity. 2. Then the train carries big rocks downhill, generating electricity. 3. That's it. The energy stored by going uphill is released by going downhill.
Growing up, I saw many of my relatives and my dad’s friends working in these so called BIG companies. They worked like machines. They would wear their uniforms (read formals), leave for work at the same time, come back home at the same time.. andRead More
Van Jones: The economic injustice of plastic Van Jones lays out a case against plastic pollution from the perspective of social justice. Because plastic trash, he shows us, hits poor people and poor countries "first and worst," with consequences we all share no matter where we live and what we earn. In this powerful talk, he offers a few powerful ideas to help us reclaim our throwaway planet.
Crews from Southern California Gas Company and outside experts work on a relief well at the Aliso Canyon gas field above the Porter Ranch section of northwest Los Angeles, California. Photo by in this December 9, 2015 Dean Musgrove/REUTERS