Answer:
I believe that water should be saved yes, and you should never waste anything, such as food or in this case, water. But at the same time, there is so much water in this planet, 70% of the Earth is covered in it. So it won't be a long time until we run out. There is also salt water from oceans. This can be filtered.
Step-by-step explanation:
Hope this helped you <3 -A friend, Tosrel.