Is a pond a renewable resource?

Does swimming in chlorine lighten blond hair? How many people can swim in a 15 foot above ground pool? Will adding chlorine kill algae in a salt water system? Why are swimming pool coopers used? What is considered a half-bath? What is the average water consumption per household in south Africa? Is the water of Nestle is really clear? How much is it to skydiving in Miami? Did Michael Phelps train in Mexico? Why do wet clothes sting? Why do is there a sensation like warm water in the back of the upper thigh? Why won't a cork stay in place at a bottom of a pool? Why do the Chinese female swimmers have marks on their backs? Should you change the sand before treating for Algae? How many yards of sand is needed to fill a 18 x 33 foot pool 2 inches deep? Can you undig an inground pool that's been buried? Are there manta rays in the Mediterranean? Who is Tom Blake? How often do you need to change the sand in the Hayward S240 pool cleaner? How do pelicans get rid of their water?