Successfully switching the global economy from oil and coal based energy to clean energy is one of the major goals of the modern environmental movement. No single idea will accomplish this -to succeed, we’re going to need a combination of technologies.
Many proposed solutions involve a trade-off. Reasonable people can disagree over whether the environmental benefits of wind turbines or nuclear power plants outweigh the risks, for example. Every once in a while, however, a completely ridiculous idea comes along.