Homework lesson 30, task 1

7. She works as a __________ at the local library because she loves books and helping people.

1. A __________ is a person who studies the natural world to understand how it works.

9. Don't drop __________ on the street; it makes our city look dirty.

14. You can __________ your carbon footprint by walking or cycling instead of driving.

13. An __________ in marine biology gave a fascinating talk about the impact of pollution on sea life.

12. This weekend, our community group is going to __________ the local park.

11. He spent a year working at a __________ __________ in the Arctic.

15. A spill from the large ship leaked __________ into the ocean, creating an environmental disaster.

5. Melting glaciers and rising sea levels are caused by __________ __________.

4. Smoke from factories is a major cause of air __________ in many cities.

2. After the picnic, we made sure to put all our __________ in the bin.

3. We must __________ endangered animals from becoming extinct.

8. I'm trying to __________ my family to use less plastic at home.

6. The animal rescue centre takes care of sick or __________ birds and animals.

10. The national park is a wonderful place to see local __________ such as deer and foxes.