When the air is very dirty we usually say it is the thing which pollutes the air and the soil is we should protect ecological problems can be a person who doesn't eat meat is if you protect the environment you are if we want to reuse things or materials we usually if you love nature you are garbage that can be easily burned is garbage that can't be burned is
2. Pollutant
3. The environment
4. Solved by people
5. A vegetarian
6. An environmentalist
7. Recycle them
8. A green person
9. Combustible
10. Noncombustible