As we march towards an “irreversible change” on our planet, scientists are urgently searching for alternatives to our unsustainable consumption of natural resources. Whilst a cultural and political overhaul is needed before any of these alternatives are considered a social priority, they display a scientific willingness to change and to live in harmony with nature. Yes, the technology for a number of the following ideas does not actually exist yet however, it’s important to bear in mind that only a few hundred years ago we believed that man would never fly.