The Heat is On

After the winds and water of Typhoon Haiyan abated, grief and hunger swept though the Philippines, along with the outbreak of disease. Are monster storms the new normal in a warmer world? Some scientists say yes, and if so, climate change is already producing real effects on human life and health.

A hotter planet will serve up casualties from natural disasters, but also higher rates of asthma, allergies and an increase in mosquito-borne diseases. It is, according to one researcher, the greatest challenge of our time, straining health care efforts worldwide. But could a “medical Marshall Plan” save us?

Also, why the conservative estimates from the U.N.‘s climate change group don’t help people prepare for worst-case scenarios. And, a controversial approach to saving our overburdened planet: a serious limit on population growth.

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