Environmentalism is a way of seeing our place within the…

It's always been a dream of mine, of exploring the living world, of classifying all the species and finding out what makes up the…

— E. O. Wilson

The living environment is the biosphere, the thin layer around the world of living organisms. We're part of that. Our existence is dependent on…

— E. O. Wilson

Using less of the Earth’s resources more efficiently and productively in a circular economy and making the transition from carbon-based fuels to renewable energies…

— Jeremy Rifkin

I firmly believe that contemporary spiritual use of entheogenic drugs is one of humankind's brightest hopes for overcoming the ecological crisis from which we…

— Jonathan Ott

The schedules are crammed with shows urging us to travel further, drive faster, build bigger, buy more, yet none of them are deemed to…

— George Monbiot

Certainly for me, as an astrobiologist, science fiction has played an important role. One of the quandaries of our field is that we are…

— David Grinspoon

“Nothing is more important to human beings than an ecologically functioning, life sustaining biosphere on the earth. It is the only habitable place we…

— Joseph Guth

“[Religious belief is] outmoded and ridiculous. [Belief in gods was a] worn out but once useful crutch in mankind's journey towards truth. We consider…

— P.W. Atkins

Plants with leaves no more efficient than today's solar cells could out-compete real plants, crowding the biosphere with an inedible foliage. Tough omnivorous bacteria…

— K. Eric Drexler

The ability of human beings to be creative depends fundamentally on the health and well-being of our biosphere, the few kilometres of air, water,…

— Freeman Patterson

Protecting the biosphere should be our highest priority or else we sicken and die.

— David Suzuki

This is suicidal... our home is the biosphere. That's a very thin layer of air, water and land where all life exists. It's fixed,…

— David Suzuki

...no matter how complex or affluent, human societies are nothing but subsystems of the biosphere, the Earth's thin veneer of life, which is ultimately…

— Vaclav Smil

Keep an eye on the weather, which is changing faster than predicted, and on the new diseases escaping or being made, even as we…

— Margaret Atwood

There are some things in the world we can't change...

— David Suzuki