Refer to the Science textbook page 64H-65H to conduct research about wastewater treatment.
What new technologies are being developed? Choose one of these technologies and make a list of its advantages and disadvantages.
Write:
Your community is considering upgrading its wastewater treatment plant. Some residents believe the plan can reduce water pollution. Others are concerned about the cost.
State your views in a letter to the newspaper. Back up your opinions with facts from your research.