The health of the Chesapeake Bay declined in an annual report card on the nation's largest estuary released Tuesday, with ...

with scientists noting the effect of extreme rainfall patterns during the hottest year on record. The University of Maryland Center for Environmental Science gave the bay a C grade in its report card.

ANNAPOLIS, Md. (AP) — The health of the Chesapeake Bay declined in an annual report card on the nation’s largest estuary released Tuesday, with scientists noting the effect of extreme rainfall ...