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- ant
- attention
- dead
- die
- divide
- dying
- empty
- explain
- factory
- least
- litter
- pollute
- pollution
- rubbish
- seat
- shut
- ton
- truck
- used
- waste
- Katie
- amount
- bee
- beer
- dove
- duty
- electricity
- garbage
- leak
- leaky
- lid
- litre
- metal
- packaging
- pile
- plastic
- recycle
- recycling
- reduce
- respect
- reusable
- schoolyard
- sink
- skip
- sort
- species
- tap
- unlike