Did You Know?

Clean air helps us stay healthy!

What They Do

They help cities be green and clean.

Why It Matters

Clean air helps us breathe better.

What c40 Does

They plant trees in cities.

They teach about clean air.

They help save water.

They want to stop bad gas.

They work with many folks.

They make cities nice for kids.

More About c40

C40 started to help cities. They want to fight bad air. They want to make the world better. Many cities joined in.

This helps us all. Clean air is good for kids. It helps us play and learn. It keeps us safe and strong.

In the future, more cities may join. They can share good ideas. Together, we can make a big change!

How Topics Connect

graph TD A["C40"] --> B["C40 Cities Climate Leadership Group"] A["C40"] --> C["King's Knight Opening"] A["C40"] --> D["Yamaha C40"] B["C40 Cities Climate Leadership Group"] --> E["97 cities around the world"] C["King's Knight Opening"] --> F["A chess opening"]

What Do These Words Mean?

C40 Cities Climate Leadership Group:A group of 97 cities working together to fight climate change.
King's Knight Opening:A specific way to start a chess game.
Yamaha C40:A model of guitar made by Yamaha.