Credit: Creative Commons
About 18 million people live along the Chesapeake Bay and its tributaries. The economic value of keeping waters pollution-free ranges from the fish and blue crabs we eat to the summer swims we take.
Every two years the Chesapeake Bay Foundation gives the bay a physical, checking into habitat, fisheries and pollution. This year the bay went from a D+ to a C-.
Pamela D’Angelo reports.
Virginia Public Radio 