Let's play - You control climate change




Rewrite the following sentences into active voice:

1. Bikes should be used by people for short distances.
2. A huge of amount of CO2 is emited by the airplane into the atmosphere.
3. 10 times less energy are consumed by recycling aluminium cans.
4. Biodegradable waste should be composed by everyone.
5. Products are made by the environmentally – friendly companies.