Elon Musk: The vast majority of intelligent people still miss this — sustainable abundance for humanity is completely achievable on Earth.“There is a straightforward roadmap to a fully sustainable energy future for our planet.It doesn’t mean wrecking natural habitats.It doesn’t mean embracing austerity, shutting off the lights, or freezing in the dark.In fact, we could sustainably support a civilization far larger than today’s — well beyond 8 billion people.I’m continually surprised that so few recognize th ...