"With these new free energy technologies, 100 percent recycling will be feasible, including for water. Water can be trapped and recycled, rather than being spoiled and just dumped into waterways and the ground.
"I am speaking now of technologies which are extant, not ones that have to be invented.
"I remember Archibald MacLeish saying back in the '70s that we already had the technologies to scrub to zero effluent every bit of manufacturing pollution. But the amount of energy that it would take to scrub all pollution out, given the fact that we're using fossil fuels to create the energy, quickly reaches a point of diminishing returns."
Source: Hidden Truth - Forbidden Knowledge by Steven M. Greer M.D., page 299.