Russia Smog
An embankment of the Moskva River near the Kremlin, right, is seen trough the thickest blanket of smog covering Moscow, Russia, early Friday, Aug. 6, 2010. Temperatures up to 100 F (38 C) have exacerbated forest and peat bog fires across Russia's central and western regions, destroying close to 2,000 homes. (AP Photo/Alexander Zemlianichenko)