Earth Day 1970 was irrefutable evidence that the American people understood the environmental threat and wanted action to resolve it.

In every case, the environmental hazards were made known only by independent scientists, who were often bitterly opposed by the corporations responsible for the hazards.

Environmental pollution is an incurable disease. It can only be prevented.

Technologists practice faith too; 'Faith that problems have solutions before having the knowledge to solve them.'

Nothing can survive on the planet unless it is a cooperative part of larger global life.

The first law of ecology is that everything is related to everything else.

It reflects a prevailing myth that production technology is no more amenable to human judgment or social interests than the laws of thermodynamics, atomic structure or biological inheritance.