President Donald Trump promises clean water for every American, but his latest budget eviscerates federal funding to replace toxic lead pipes, filter out forever chemicals and keep sewage out of lakes ...

"Water is the main thing in our lives. It's like the oxygen. Water and oxygen - as long as we have that and I don't have only ...

As more parts of the world face intense drought, new technologies are emerging to clean and reuse existing water. Investors are seeing potential for big profits. Water treatment is expensive. It uses ...