Question

1. identify identify an aquatic ecosystem that is experiencing external costs due to excess nutrients for which you would like to design a solution. explain why you chose this ecosystem.

Explanation:

One common aquatic ecosystem affected by excess nutrients is a lake. Lakes can experience eutrophication from agricultural runoff or sewage discharge with high - nutrient content. This leads to excessive algae growth, oxygen depletion, and harm to aquatic life. Designing a solution for a lake is important as they are vital water resources for drinking water, recreation, and supporting biodiversity.

Answer:

A lake. Lakes are common aquatic ecosystems affected by excess nutrients through eutrophication from sources like agricultural runoff and sewage. They are important water resources for multiple purposes, making finding a solution crucial.