Complete each sentence with the correct collocation

• factory
• soil
• Solar
• plant
• natural
• fumes
• rain
• waste
• pollution
• power
• species
• habitats
• toxic
• Acid

1. A lot of
   [ ][ ] is dumped into this river.
2. Chemicals cause
   [ ][ ].
3. [ ][ ] is environmentally friendly.
4. Many
   [ ][ ] are in danger of dying out.
5. Forest fires cause many animals to lose their
   [ ][ ].
6. How can I avoid breathing
   [ ][ ] from cars while cycling in the city?
7. [ ][ ] is very harmful to the environment.