Bringing Conservation to the Cities, Book Cover

Bringing conservation to cities

A new book explains how what was once considered the ultimate paradox is now setting the precedent for urban development — a wildlife refuge in Detroit. The author will discuss the promise of urban conservation in Dearborn Heights Wednesday.

Robot fish to track real ones

The robots carry receivers that follow acoustic devices surgically implanted in fish. They also can monitor the growth of toxic algae in the Great Lakes.

Dead birds spur cleanup of longstanding DDT contamination

Nearly 100 residential yards in a nine-block neighborhood of St. Louis, Mich., are scheduled to be dug out and replaced with clean soil. It is the latest attempt to reduce the decades-old contamination legacy of the same chemical factory that brought Michigan’s PBB crisis of the mid 1970s.