Trees and Climate Change

During photosynthesis plants use light energy to transform water (H2O) and carbondioxide (CO2) to …

• Oxygen (O2) and glucose (sugar)

• Soil

In which part of tree photosynthesis happens?

• Roots

• Leaves

How can we understand the age of a tree?

• By counting its branches.

• By counting the rings in a tree trunk.

Do you know why trees are important for climate?

• They give us food.

• They take CO₂ and produce oxygen and they help stop global warming.

People .................................................trees to build houses or for farming.

What is deforestation?

• Large areas of forest are cut down.

• Trees grow less and less fast.

Fewer forests also means ...

• the loss of biofuels

• the loss of biodiversity

To help the climate we must...

• plant more trees and protect our forests.

• emit CO₂ by driving and flying more.