WHAT CLIMATE SCIENTISTS KNOW FOR SURE COP 27: NO MORE HOT AIR: THE WINDOW F0R MEANINGFUL CLIMATE ACTION IS NARROWING. IT'S NOW OR NEVER COP 26: NO MORE HOT AIR: THE WINDOW F0R MEANINGFUL CLIMATE ACTION IS NARROWING. IT'S NOW OR NEVER COP 25: NO MORE HOT AIR: THE WINDOW F0R MEANINGFUL CLIMATE ACTION IS NARROWING. IT'S NOW OR NEVER COP 24: NO MORE HOT AIR: THE WINDOW F0R MEANINGFUL CLIMATE ACTION IS NARROWING. IT'S NOW OR NEVER COP 23: NO MORE HOT AIR: THE WINDOW F0R MEANINGFUL CLIMATE ACTION IS NARROWING. IT'S NOW OR NEVER COP 22: NO MORE HOT AIR: THE WINDOW F0R MEANINGFUL CLIMATE ACTION IS NARROWING. IT'S NOW OR NEVER COP 21: NO MORE HOT AIR: THE WINDOW F0R MEANINGFUL CLIMATE ACTION IS NARROWING. IT'S NOW OR NEVER COP 20: NO MORE HOT AIR: THE WINDOW F0R MEANINGFUL CLIMATE ACTION IS NARROWING. IT'S NOW OR NEVER COP 19: NO MORE HOT AIR: THE WINDOW F0R MEANINGFUL CLIMATE ACTION IS NARROWING. IT'S NOW OR NEVER COP 18: NO MORE HOT AIR: THE WINDOW F0R MEANINGFUL CLIMATE ACTION IS NARROWING. IT'S NOW OR NEVER COP 17: NO MORE HOT AIR: THE WINDOW F0R MEANINGFUL CLIMATE ACTION IS NARROWING. IT'S NOW OR NEVER COP 16: NO MORE HOT AIR: THE WINDOW F0R MEANINGFUL CLIMATE ACTION IS NARROWING. IT'S NOW OR NEVER COP 15 COPENHAGEN, REMEMBER COPENHAGEN?: NO MORE HOT AIR: THE WINDOW F0R MEANINGFUL CLIMATE ACTION IS NARROWING. IT'S NOW OR NEVER AND ON AND ON IT GOES ALL THE WAY BACK. THERE IS NO END TO IT. THIS IS THE SCIENCE OF CLIMATE SCIENCE