In 1850, Londoners thought that, by 1950, all streets in London would be covered by a 1-meter high horse shit layer. [..] In 1972, the Club of Rome was desperate that the world would end in 30 years, as there wouldn’t be any fossil fuel for us to use. Nowadays, they foresee the end of the world in 30-50 years because we have too much fossil fuel that leads to climate change.