World Leaders Urge For Action Against Climate Change

The signs of climate change are already here, from floods and droughts to wildfires and hurricanes.

Leader after leader is speaking in ever-more dire terms about where the world is right now.

"We are still careening towards climate catastrophe," United Nations Secretary-General Antonio Guterres said.

UK Prime Minister Boris Johnson said, "This is not a movie, and the doomsday device is real."