Given the widespread extent of water quality degradation associated with nutrient enrichment, eutrophication has and continues to pose a serious threat to potable drinking water sources ...

Given the widespread extent of water quality degradation associated with nutrient enrichment, eutrophication has and continues to pose a serious threat to potable drinking water sources ...

The film discusses the aging of freshwater lakes, highlighting how human activities contribute to the process of eutrophication ... and nutrient pollution from sources like sewage and fertilizers ...