Question

a famous case study in the united states describes how a very polluted lake was able to be remediated and is now used for recreation by many people. which lake was this?lake lanierlake washington

Explanation:

Lake Washington was a highly polluted lake in the United States. Through efforts, it was remediated and became a recreational area. Lake Lanier is not known for this specific pollution - remediation - recreation transformation story.

Answer:

Lake Washington