Free Range Chickens and Wales https://www.theguardian.com/environment/2021/jan/30/welsh-council-admits-it-should-not-have-approved-vast-poultry-farmhttps://salmon-trout.org/2020/08/18/phosphorus-chickens-and-the-river-wye/ https://www.theguardian.com/commentisfree/2020/aug/12/government-britains-rivers-uk-waterways-farming-water-companies