We do not know how much of the environmental change is due…

Marketing is the set of human activities directed at facilitating and consummating exchanges.

— Philip Kotler

Of all human activities, only labor, and neither action nor work, is unending, progressing automatically in accordance with life itself and outside the range…

— Hannah Arendt

There is no significant difference between human activities and those by amoebas and even bacteria, well, on the GRAND SCALE.

— Mikhail Leonidovich Gromov

The city of Chandigarh is planned to human scale. It puts us in touch with the infinite cosmos and nature. It provides us with…

— Le Corbusier

An ecovillage is a human scale, full-featured settlement which integrates human activities harmlessly into the natural environment, supports healthy development and can be continued…

— Robert Gilman

There is scientific evidence that demonstrates there is some impact from human activities. However I don't think the evidence is conclusive.

— Kelly Ayotte

Most of what I know about environmental conservation I learned from my father, who has been a leader within the movement for over 30 years.

— Edward Norton

What we know is that the environmental movement had a series of dazzling victories in the late '60s and in the '70s where the…

— Naomi Klein

Every description of natural processes must be based on ideas which have been introduced and defined by the classical theory.

— Niels Bohr

I think the whole human-induced greenhouse gas thing is a red herring... . I see climate change as due to the ocean circulation pattern.…

— William M. Gray

It would be rash to conclude that, on balance, the environment of the globe as a whole is either deteriorating or improving, or that…

— Gilbert F. White

All natural processes are long processes and they last.

— Rachel Naomi Remen

“It was perhaps inevitable that a reverence for all things ‘scientific’ should be accompanied by some scorn for ‘natural’ processes.”

— Gabrielle Palmer

Wildlife needs wilderness-not just to survive, but also to live freely. Sadly, many species struggle to survive due to increased human activity and expansion…

— Zoe Helene

The usefulness of mathematics in furthering the sciences is commonly acknowledged: but outside the ranks of the experts there is little inquiry into its…

— Herbert Turnbull