Mega-farms’ devastating effects go far beyond the chicken shed | Letters

Ben McCarthy of Plantlife, Ruth Borthwick of the creative writing charity Arvon, Minette Batters of the NFU, Graeme Willis of the CPRE, Tracy Worcester of Farms not Factories and Gwyn Jones of RUMA respond to reports on the increase in intensive factory farming of poultry, pigs and cattle in the UKThe “unnoticed” expansion of mega-farms raises serious concerns about farm animal welfare and our food system (Mega-farms transforming UK countryside, 18 July). Even less visible is the air