Bigs Quote by David Attenborough

On an increasingly crowded planet, humanity faces many threats - but none is greater than climate change. It magnifies every hazard and tension of…

— Prince Charles

Climate change is the greatest threat to humanity, perhaps ever. Global temperatures are rising at an unprecedented rate, causing drought and forest fires and…

— Cary Kennedy

Climate change is the biggest issue facing our planet. Extreme weather hit every populated continent in 2018, killing, injuring and displacing millions.

— Layla Moran

Well, I think it's clear that the climate is changing. I think reasonable people can differ about how much and how rapidly. But I…

— Ben Sasse

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

The big threat to the planet is people: there are too many, doing too well economically and burning too much oil.

— James Lovelock

As populations continue to increase, and the climate continues to deteriorate, and as people flock in ever increasing numbers to large, underdeveloped cities, the…

— Antonio Guterres

Human-caused climate change threatens almost every aspect of human existence.

— Alan Lowenthal

“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

The specter of climate change threatens worsening natural disasters, rapid urbanization, forced migration, and economic hardship for the most vulnerable. Despite significant global advances,…

— Tedros Adhanom

Yes, climate change is an existential threat, but there's also kind of this existential issue of why is it that as our society is…

— Saikat Chakrabarti

The most serious problem facing humankind is climate change.

— Bill Nye