Polar bears are losing their Arctic homes. As the Arctic ice shrinks, so does their habitat. Polar bears have become animals on the edge. Discover how scientists are trying to answer the questions behind polar bears' search for ice.
"Tackling recent incidents involving animals in jeopardy, these well-organized books go behind the sensational headlines to provide a deeper understanding of the issues. The titles document the problem, give relevant background information, investigate probable causes, and suggest possible solutions. Excellent discussions address those who doubt the severity of the issue and those who wonder why people should care what happens to animals. The captioned photographs are timely and poignant. Despite grim predictions, the books maintain an encouraging tone. A first-rate series that makes serious subject matter interesting and accessible."
