1. Avoiding travel by plane can greatly reduce your carbon footprint.
2. Plastic bags can be used as containers for growing plants.
3. Group 1 is cleaning the playground while group 2 is cutting the grass.
4. More and more people choose to live green as a way to protect our environment.
5. Our Go Green Club will organise a clean-up event this weekend.
6. The president of the club is pleased with our project.
7. They are planting trees around the playground of the local primary school.
8. More dustbins should be installed in public places.