http://www.scoop.co.nz/stories/SC1307/S00073.htm Otago study shows legacy of pesticides difficult to avoid Monday, 29 July 2013, 10:02 am Press Release: University of Otago Otago study shows legacy of pesticides difficult to avoid Monday 29 July 2013 A University of Otago study shows that the tell-tale legacy in rural South Island areas of pesticides banned many years ago remains, regardless of the type of sheep and beef farming now taking place on the land. The research, led by Department of Chemistry recent PhD graduate, Dr Pourya Shahpoury, and just published in the international journal Environmental Pollution, nevertheless shows that average pesticide levels found in sediments of streams running through the 15 South Island farms assessed as part of the study were still within recommended thresholds. [....]