An independent scientific analysis gives the Chesapeake Bay (near Washington DC, US) a C-minus in 2007, indicating that Bay ecological conditions were slightly better than the previous year, but far below what is needed for a healthy bay.
An independent scientific analysis gives the Chesapeake Bay (near Washington DC, US) a C-minus in 2007, indicating that Bay ecological conditions were slightly better than the previous year, but far below what is needed for a healthy bay.