Alive Quote by David Attenborough

There are millions of different species of animals and plants on earth--possibly as many as forty million. But somewhere between five and fifty BILLION…

— David M. Raup

For a large number of problems, there will be some animal of choice, or a few such animals, on which it can be most…

— August Krogh

The problems to be faced are vast and complex, but come down to this: 6.6 billion people are breeding exponentially. The process of fulfilling…

— Paul Hawken

There are millions and millions of species, including organisms most people have never heard of. There is so much that waits to be told.…

— E. O. Wilson

There are plenty of problems in the world, many of them interconnected. But there is no problem which compares with this central, universal problem…

— John Foster Dulles

Well lose more species of plants and animals between 2000 and 2065 than weve lost in the last 65 million years. If we dont…

— Paul Watson

We are all meant to be naturalists, each in his own degree, and it is inexcusable to live in a world so full of…

— Charlotte Mason

I was so fanatical about trying to save wildlife... I was unable to accept that we couldn't solve this problem of thousands of years,…

— Allan Savory

The major problems in the world are the result of the difference between how nature works and the way people think.

— Gregory Bateson

“Any environmental biologist or statistician will tell you that humankind’s best chance of long-term survival occurs with a global population of around four billion.”

— Dan Brown

As human beings are also animals, to manage one million animals gives me a headache.

— Terry Gou

The struggle to save every possible species and ecosystem from the current wave of destruction is worthwhile. One day, perhaps within our lifetimes, they…

— George Monbiot