https://apnews.com/d37e0bf9d7e14940976da5fbbe38e56c

CAMBRIDGE, Md. (AP) — The health of the entire Chesapeake Bay is showing unprecedented signs of improvement as undersea grasses spread and the blue crab population increases.

The University of Maryland said Friday that the bay's overall condition is trending upward for the first time since the school began issuing report cards on bay health 12 years ago.