Solve the crossword with the words you've learnt in this unit. What is the hidden word?

1. Many supermarkets try to reduce plastic ________.

2. Reduce, ________, and recycle waste whenever you can to protect and preserve the environment.

3. Household ________ is often taken to landfills and buried there.

4. We can reduce environmental pollution by choosing ________ products such as reusable shopping bags and bamboo straws.

5. We can reduce our carbon ________ by turning off lights and air conditioners when we leave the room.