Change the words below and complete the text.

Write one word in each gap.

home, warm, environment, house

I believe that people should take responsibility for our planet. We need to solve [ ] problems: for example, save animals from illnesses, hunters, and changing weather conditions. We also have to do our best to decrease global [ ]. We can't cancel the [ ] effect, but we can reduce the pollution of water and air. Moreover, there are some social issues that call for solutions, such as [ ].