Nature World: Three news items released Tuesday regarding the public health effects of radiation in the atmosphere as a result of the March 2011 Fukushima nuclear incident do little to lessen confusion surrounding the issue, but all point to intense radiation monitoring efforts happening on both sides of the Pacific Ocean.
A meeting of the American Geophysical Union's Ocean Science section revealed Tuesday that low levels of radioactive cesium could reach the shores of the North American West Coast by April...