Conventional turbines only work up to 200 feet, but capturing a small fraction of the global wind energy at higher altitudes could be sufficient to supply the current energy needs of the globe.
Saul GriffithIf you have to design something, choose things that we need as opposed to frivolous things that we might just want for a month or two for bragging rights.
Saul GriffithEnergy literacy means you can see the waste in disposing of a plastic bottle after you've drunk water from some place on the other side of the world.
Saul Griffith