<span>The population of developing nations is increasing at a rate faster than developed nations.One of the reasons for this is due to religious and beliefs. Religious and cultural beliefs in developing countries do not encourage abortion, hence increased in the number of children.</span>
The greenhouse effect is related to the increase in the average surface temperature which is considered "global warming". Global warming is the result of an increase in gases like methane, carbon dioxide, and other factors that lead to a rise in the planet's temperature.
I would have to go with Sewage mostly because it smells and because it can really hurt the environment. Plants can die and it just is gross to smell. So this would definitely pollute the earth. I hope this helped! :D
What’s the whole question asking what are the options??