ClimateWire: The changing climate stands to overturn nearly half a century of gains in human longevity and well-being, but aggressive action to cut carbon could save lives and be a net benefit for humanity. Thats the message in a special publication today from The Lancet, a prestigious British medical journal. The report from the Commission on Health and Climate Change lays out the health impacts of a warming world and offers policy advice on how to address medical concerns and prevent them from getting worse....