Which of the following is a cheap way to maintain water supplies?

Question

Quizplus · Accepted Answer

Both not wasting so much water and using water-saving irrigation methods are cheap and effective ways to maintain water supplies. They involve simple changes in behavior and can be easily implemented by individuals and communities. Creating groundwater replenishment systems and installing high-tech water filtration systems, while important, are generally more expensive and may require more extensive infrastructure and resources.

Which of the Following Is a Cheap Way to Maintain