AJ8 Project 4 Unit 5 Active and Passive

Cars release a lot of CO2.

A lot of CO2 ....................................... by cars.

Farmers burn down the forests.

The forests ................................... by farmers.

Satellites photograph forest fires.

Forest fires ................................... by satellites.

Deforestation kills millions of animals.
Millions of animals ................................... by deforestation.

Airplanes produce three percent of greenhouse gases.

Three percent of greenhouse gases ................................................ by airplanes.

Greenhouse gases trap the sun's heat.

The sun's heat ........................... by greenhouse gases.

Climate change produces extreme weather.

Extreme weather ....................... by climate change.

Power stations produce electricity.

Electricity ........................ by power stations.

Trees absorb carbon dioxide.

Carbon dioxide .............................. by trees.