Business Green: In a move apparently taken straight from David Cameron’s vision for more open government, Defra has today launched an online survey calling on the public to help shape its up-coming overhaul of the UK’s water policy. The department, which is currently working on a major Water White Paper designed to address rising climate change risks and fears over water supplies and affordability, will ask for ideas from the public on how to improve the UK’s water industry. “There’s a growing …