In most houses that use hot-water systems, the pipe carries water at 120 to 180 F to baseboard convectors that consist of a piece of copper tube running through a row of sheetmetal fins.

The system keeps hot water moving around the house and cuts down on the wait time. A plumber can guide you on which one of these hot ideas can work best for your home.

Whole house water filtration systems can vary widely in cost. A whole house reverse osmosis system can start at $750 for a small house and go all the way up to $7,500.

It's estimated 21 per cent of the energy used in the average Australian home is chewed up by heating water. But it doesn't have to be that way.

Here are the White House's plans to limit PFAS in water systems NPR's Ari Shapiro talks with Ali Zaidi, President Biden's national climate advisor, ...