Vital Signs: Global warming is world’s biggest public health threat, visiting author says

By now pretty much everyone admits that global warming is an inconvenient truth, but a new book argues it?s a deadly one, too—and not just for critters stranded by melting ice in far away places. “This is not just about polar bears and penguins, this is about us,” says Dan Ferber, co-author with Harvard doctor and researcher Paul R. Epstein of a fascinating new book called “Changing Planet, Changing Health: How the Climate Crisis Threatens Our Health and What We Can do About It.”