How Realistic Is Zero-Waste Living, Really?

The consumption-heavy growth-at-all cost model that humans have been following for a few centuries now has made matters come to a head with the planet drowning in its own waste. We have defiled the very air we breathe and the water we need for sustenance. Land has been contaminated with poison in the shape of pesticides and disfigured and utterly damaged by mining, construction and the cutting of forests.