Add Yahoo as a preferred source to see more of our stories on Google. George Eustice: 'There are lots of actions you can take to save water at home and in the garden.' (PA/Getty Images) A cabinet ...

It’s hard to be blasé about the Sink Twice. I don’t want to oversell a plastic sink that sits over a toilet tank, but this ingenious, relatively low-cost device could help save the world. Why? Because ...