A team at the Horn Point Oyster Hatchery in Maryland is fast at work on their mission to repopulate the Chesapeake Bay with nearly 1 billion oysters a year.
The Fall Cankerworm is a pest that can kill deciduous trees with their constant feasting, but environmentalists and wildlife advocates are urging Fairfax County officials not to spray for then.
John Hargrove says he left SeaWorld after seeing "devastating effects of captivity" on orcas. His new book is Beneath The Surface. SeaWorld disputes such claims and says it treats whales with respect.
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