Overpopulation in various countries has become a serious…

I am convinced that some political and social activities and practices of the Catholic organizations are detrimental and even dangerous for the community as…

— Albert Einstein

“For while a weapons capability is clearly required in our unstable and aggressive world, the scale of defence spending in countries both under threat…

— Andrew Feinstein

Suicide is a real threat to health.

— Virginia Bottomley

Any threat to the health and safety of a child in any school or classroom is unacceptable.

— Kate Brown

Climate change poses a serious, immediate and global threat to health.

— Vivek Murthy

This is a historic moment in global public health, demonstrating the international will to tackle a threat to health head on.

— Gro Harlem Brundtland

The medical establishment has become the major threat to health.

— Ivan Illich

Climate change is an existential threat to the health, national security, economic prosperity, and future of the American people and our planet. Our habitat…

— Dean Phillips

Climate change, if unchecked, is an urgent threat to health, food supplies, biodiversity, and livelihoods across the globe.

— John F. Kerry

It is our American habit if we find the foundations of our educational structure unsatisfactory to add another story or wing. We find it…

— Albert Einstein

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