Remember When: 197 Nations Sign the Kigali Climate Deal

The world’s air conditioners were quietly cooking the planet — and for once, the world actually did something about it.

On October 15, 2016, leaders from 197 nations met in Kigali, Rwanda, and struck one of the most consequential climate agreements in history: The Kigali Amendment to the Montreal Protocol.

Their target? Hydrofluorocarbons (HFCs) — super-pollutants hiding in our AC units and refrigerators that trap heat at thousands of times the rate of CO2.

This wasn’t symbolic politics:

• Phasing out HFCs could prevent up to 0.5°C of warming by 2100.

• In climate terms, that means preserved coastlines, stable crop yields, and millions of lives protected.

• It was built on equity: developed nations pledged to act first and fund the transition for developing economies.

When the U.S. ratified Kigali in 2022, it proved something critical: sensible climate policy can transcend division when leaders prioritize our collective survival.

Today, global climate progress is constantly on the line. When leadership wavers, women and frontline communities shoulder the heaviest burden of extreme heat and food insecurity.

Kigali proved that international cooperation isn't a fantasy — it’s a choice. And who we elect determines whether we keep moving forward or pull back.

Your vote protects the future.