Book links climate change, health

Climate change isn’t just bad for the polar bears, argue Dan Ferber and Paul Epstein. In “Changing Planet, Changing Health,” the authors link global warming to declining human health.

U.S. Life Expectancy at All-Time High - NYTimes.com

Americans are living nearly two-and-a-half months longer, according to new life expectancy statistics released today. In 2007, life expectancy in the United States reached a high of nearly 78 years, up from 77.7 a year earlier.

Life expectancy in the United States has been on the rise for a decade, increasing 1.4 years — from 76.5 years in 1997 to 77.9 in 2007, according to the Centers for Disease Control and Prevention.