Agriculture has become China's biggest polluter China's vice-minister of Agriculture Zhang Taolin said on Friday that agriculture has overtaken industry as the biggest non-point polluter in the country. Zhang said soil and water pollution hazards have increased the need for the safety of food crops Read more: http://www.digitaljournal.com/news/environment/op-ed-agriculture-has-become-china-s-biggest-polluter/article/431016#ixzz3XbnpEH4e ...Zhang pointed to two problems facing the country regarding the degree of pollution being seen. One is the decline in quality of arable farmland, and two, the continuing excessive use of fertilizers and pesticides. There has also been mismanagement of agricultural wastes, including animal dung, he said.