If an inexpensive refit was widely available, would you do this in your home or business to conserve water?

bluewater asked: I’ve spent much of the last 3 years living on a sailboat. We can stay out for 6 weeks before refilling our 100-gallon water tank. Here in the US, each American averages 150 gallons every DAY. This is far and away more than any other country in the world.
On the boat, we [...]

Rain water reserves to help the earth?

Cindy Lou asked: Instead of using tons of bottled water, is there any way to take rain water and purify it at home to use for consumption? Like home water tanks, that the government would give a credit for installing?