The human overpopulation issue is the topic I see as the…

I had nixed the idea of having children when I was myself a child, having learned in the 1960s that human overpopulation was literally…

— Sy Montgomery

I believe that human overpopulation is the fundamental problem on Earth Today" and, "We humans have become a disease, the Humanpox

— David Foreman

I think about the trends at the moment in the planet and how it looks for my grandchildren. I don't panic over it, even…

— Robert Thurman

The Humanity of men and women is inversely proportional to their Numbers. A Crowd is no more human than an Avalanche or a Whirlwind.…

— Aldous Huxley

Social mores change with time, like fashion - who knows where it might all end up? I especially like the idea that waste, impoliteness…

— Jasper Fforde

...democracy cannot survive overpopulation. Human dignity cannot survive it. Convenience and decency cannot survive it. As you put more and more people into the…

— Isaac Asimov

“he writer has a grudge against society, which he documents with accounts of unsatisfying sex, unrealized ambition, unmitigated lo neliness, and a sense of…

— Renata Adler

The next most dangerous thing [after nuclear proliferation] is probably... global warming, and then, right behind that are overpopulation -- we need to get…

— Ted Turner

I think we will work our way towards a position that says that having more than two children is irresponsible.

— Jonathon Porritt

To bring about destruction by overcrowding, mass starvation, anarchy, the destruction of our most cherished values, there is no need to do anything. We…

— Isaac Asimov

Our problem with limited resources is not primarily overpopulation; it is greed. Our problem with pollution is not the invention of fluorocarbons or mass…

— Winkie Pratney

Environmental degradation, overpopulation, refugees, narcotics, terrorism, world crime movements, and organized crime are worldwide problems that don't stop at a nation's borders.

— Warren Christopher

“If overpopulation or lack of resources created poverty, then Hong Kong should be poor. Hong Kong has 20 times as many people per square…

— John Stossel

For Al Gore and Paul Ehrlich and Co., whatever the problem, the solution is always the same. Whether it's global cooling, global warming, or…

— Mark Steyn

Gaia's main problems are not industrialization, ozone depletion, overpopulation, or resource depletion. Gaia's main problem is the lack of mutual understanding and mutual agreement…

— Ken Wilber