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SAVING THE PLANET 저자: Mind Map: SAVING THE PLANET

1. use public transportation

2. recycle materials

2.1. glass

2.2. paper

2.3. metal

2.4. plastic

3. don't cut down the trees

4. save energy

4.1. unplug the electrical devices

4.2. turn off the lights during daylight

5. stop pollution

5.1. air pollution

5.2. water pollution etc

6. throw rubbish into the dustbin