Bird Quote by Susan Blackmore

But we are not going to be able to survive on this limited planet if the population keeps on growing: there isn't going to…

— Prince Philip

“Human population growth is probably the single most serious long-term threat to survival. We're in for a major disaster if it isn't curbed... We…

— Anonymous

Either we reduce the world's population voluntarily or nature will do this for us, but brutally

— Maurice Strong

We hope that as a species we're capable of dealing with environmental catastrophe before it actually does collectively kill most of us.

— Moby

Diseases are a threat to us all. And so is climate change.

— Alok Sharma

We all worry about the population explosion, but we don't worry about it at the right time.

— Art Hoppe

Our situation, with global warming and air quality and all of that, has gotten to be catastrophic.

— Morgan Freeman

If we continue to address the issue of the environment where we live as though we're the only species that lives here, we'll create…

— Gaylord Nelson

Climate change: It's here. If we don't react, war, pestilence and famine will follow close behind

— Rajendra K. Pachauri

In the years to come, the combination of climate change and population growth could have a devastating effect on the planet and, needless to…

— Nathaniel Philbrick

I'm concerned that if we don't do more to protect our open spaces and reduce climate change, there will be devastating and lasting impacts…

— Deb Haaland

We have a tremendous opportunity to try to start solving some of our overwhelming problems with population related environment, related to the hatred that…

— Hugh Hefner