Chilean Volcano Colors The Sky

[Photo] "After lying dormant for decades, Chile's Puyehue-Cordon Caulle volcano suddenly erupted on June 4 and has since hurled a tremendous cloud of ash, as well as plumes of sulfur dioxide into the air. This material has been circling the Southern Hemisphere and has been seriously disrupting air traffic for most of South America, and as far away as Australia and New Zealand."