Private cars should not be allowed in big cities, to reduce
There should be strict punishments for people who drop _____________in the streets
Governments should do more to encourage __________of waste products like newspapers and plastic
The government needs to do something to improve the __________in my city
Airports should try to reduce ____________at night so that people living nearby can sleep
It should be against the law for factories to put __________in the sea or rivers
Rubbish
Air quality
Toxic waste
Recycling
Noise pollution
Air pollution