Dams and Pollution Affecting Fisheries

More information for why dams and pollution are bad for freshwater fisheries all together. Must find a conservation policy. Describe the natural resource issue, including the natural resources and ecosystem services affected and the relevant ethical, economic, and ecological factors that influence the conservation of these resources, and Present a short argument in support of a conservation policy that addresses this issue in some way. In your argument, name the type of policy tool (or economic tool) you have chosen (your conclusion) and explain your reasoning for selecting it (your premises).