3 If we recycle paper, glass, etc, we will save important resources.
4 If we don't create so much rubbish, the planet will be cleaner
5 If we don't destroy rainforests, rare plants and animals will survive
6 If we protect wildlife, we will save endangered species
7 If we don't drop litter on beaches, beaches will be clean and safe
8 If we don't let factories pollute the air, the atmosphere will be cleaner.