Plans for an intensive poultry farm in Ceredigion have raised new concerns over the environmental impact of these chicken factories, with activists saying there are already too many in Powys now, affecting water quality. Chris Betteley and Alexandra Bánfi investigate.
LETTER: The whole issue of IPUs and pollution of rivers is complex countytimes.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from countytimes.co.uk Daily Mail and Mail on Sunday newspapers.