ENVIRONMENTAL PRESERVATION

1. Travel

1.1. Best travel

1.1.1. Going on foot

1.1.2. Riding bicycle

1.1.3. Using public transports

1.2. Bad travel

1.2.1. Car

1.2.2. Airplane

2. "3R"

2.1. Reduce

2.1.1. Plastic bag

2.1.2. Toxic waste

2.1.3. Fossil fuel

2.2. Reuse

2.2.1. Old clothes

2.2.2. Books

2.3. Recycle

2.3.1. Garbage

3. Food

3.1. Buy more

3.1.1. Fresh fruits

3.1.2. Vegetable

3.2. Buy less

3.2.1. Fast food

3.2.2. Frozen food

3.2.3. Sweet

3.2.4. Meat

4. Improve your living area conditions

4.1. Spread people to preserve the environment

4.2. Plant more trees

4.3. Use less fetilizer

4.4. Sorting garbage

4.4.1. Organic waste

4.4.2. Inorganic waste

4.5. Clean area every weekends

4.6. Do not

4.6.1. Littering

4.6.2. Cut down trees

4.6.3. Overexploit forests

4.6.4. Overuse plastic bag

5. At home

5.1. Save electricity

5.2. Choose energy efficent devices

5.3. Use renewable energy

5.3.1. Solar energy

5.3.2. Wind energy

5.3.3. Water energy

5.4. Replace plastic bags with cloth bags