To protect the environment people should:
1 use organic fuel for cars
2 stop littering the cities (recycle the wastes)
3 not use plastic bags
4 use energy-saving light bulbs
5 stop deforestation
6 not light fires in nature and should clean up after themselves
7 plant more trees every year
8 not kill animals for meat, skins and medical experiences
9 not pollute rivers and other water reservoirs
10 not pollute air and soil.
