... contaminated groundwater and other water bodies in many areas. Over the past decade, however, there has been an improvement in the drinking water quality. In the US, significant achievements in ... trends, mining will continue to be a major source of water pollution in the region (9). Agriculture still remains the main polluter in Brazil, Colombia and Ecuador which are the continent’s main ... countries, binding legal framework, planning, partnership, investment The partial recovery of the Great Lakes from water pollution was a result of the joint action between US and Canada, in the framework...