Change the words below and complete the text.

Write one word in each gap.

danger, environment, home, pollute

I truly believe that we as people have a responsibility to take care of our Earth. We should solve the [ ] problems that nature faces, helping [ ] animals and preventing people from killing them for their own needs. We need to make an effort to reduce global warming. We are probably not able to completely stop the greenhouse effect, but we can certainly control the [ ] of water and air. We must not also forget about other suffering individuals such as [ ] people.