Continuous growth is necessary to life, liberty and the pursuit of happiness. If there cannot be continuous growth, who becomes the arbiter of human potential? People who call growth cancer? You can't be serious.
There's an alternative way. A simpler life. The term for it is called equilibrium. It's not a bad way of life.
It's very hollywoody but essentially the movie Avatar is sort of a window the essential nature of what a life of equilibrium is.