Today on Word of Mouth, the dust blows forward, the dust blows back - and it brings bacteria, viruses and plant pathogens with it. Why some scientists say that the same global dust storms that spread disease might also combat climate change. Plus, the battle to recover stolen treasures of the art world. A global illegal trade so profitable, it ranks third after drugs and weapons. Also today, composer Tyondai Braxton of the experimental rock group Battles teams up with a New York orchestra for a sweeping new album. And marching bands descend on Boston this year for the annual Honk! Festival.
(Photo of Tyondai Braxton by michael hoefner via Flickr/Creative Commons)