Nowdays, environmental polluted is an extremely important problem. It leaves unpredictable consequences, so we should have some ways to protect the environment. we need to use less energy. It also helps to save the enviroment also save your electricity bills. We can turn off the lights, fans, air conditioner,... when we leave the room, take shorter shower to save water and electricity. Planting trees and taking care of plant more trees and propagate to everyone to help keep the air clean and space cool. We should guide other people how to recycle trash. We pick up used papers to send to recycling center. I think like this will help environment cleaner

1. It was hard to go outside during the heat wave last week

2. Air polluted in big cities can lead to serious health problems

1. Unless this store sell emergency kits, I'll check the other one

2. If you throw trash into the river, it will become more polluted

3. The factory is dumping waste in this lake so it is polluted

Provide more trash cans: we should put more trash cans around our school. We should collect little and put them into cans
Plant more trees: We ought to grow more trees to help our school have fresh air and open space for students at breaktime
Recycle trash: We should guide other students how to recycle trash. We pick up used papers to send to recycling center