Change Quote by Mark Walport

Climate change is the greatest threat of our time.

— Gina McCarthy

Climate change constitutes a serious threat to global security.

— Barack Obama

Climate change is and will be a significant threat to our national security and in a larger sense to life on earth as we…

— Gordon R. Sullivan

Climate change poses clear, catastrophic threats. We may not agree on the extent, but we certainly can't afford the risk of inaction.

— Rupert Murdoch

The impact of climate change is a tremendous risk to the security and well-being of our countries.

— Nancy Pelosi

I believe that climate change represents one of the greatest threats to our national security and our planet.

— Mark Pocan

Climate change is the greatest threat to our existence in our short history on this planet. Nobody's going to buy their way out of…

— Mark Ruffalo

Climate change is hugely threatening to our way of life, in the U.K., Europe and the world.

— Ed Davey

Climate change isnʼt a distant threat. Itʼs already changing the way we live.

— Jeff Orlowski

We have to face the reality of climate change. It is arguably the biggest threat we are facing today.

— William Hague

Climate change constitutes a serious threat to global security, an immediate risk to our national security, and, make no mistake, it will impact how…

— Barack Obama

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

— Vivek Murthy