The planet now hosts 7 billion people as of the end of October — and economic growth will not only create a major energy crunch necessitating the rapid introduction of alternative energy sources; burning that much fuel also means an enormous burden on the atmosphere in the process. And that doesn’t even account for the potential environmental consequences of extracting crude oil from the Earth. Hydrocoin lets you invest in companies, projects and new technologies for hydrogen production. A new decentralized system of clean energy production.