January 11, 2013
From Summer Down Under, one of 31 photos. A white shelf cloud caps brownish dirt from a dust storm, or haboob, as it travels across the Indian Ocean near Onslow on the Western Australia coast in this handout image distributed by fishwrecked.com and taken January 9, 2013. (Reuters/Brett Martin/fishwrecked.com)

From Summer Down Under, one of 31 photos. A white shelf cloud caps brownish dirt from a dust storm, or haboob, as it travels across the Indian Ocean near Onslow on the Western Australia coast in this handout image distributed by fishwrecked.com and taken January 9, 2013. (Reuters/Brett Martin/fishwrecked.com)

June 21, 2012
From Welcoming Summer, one of 31 photos. A Bengal tiger, sprayed with water by a zookeeper on a hot summer day at the Birsa Munda Zoological Park in Ranchi, India, on May 30, 2012. Zoo authorities are helping the animals cope with temperatures in excess of 40 degrees Celsius (104F) by providing coolers, special roofs and regular hose-downs. (STR/AFP/Getty Images)

From Welcoming Summer, one of 31 photos. A Bengal tiger, sprayed with water by a zookeeper on a hot summer day at the Birsa Munda Zoological Park in Ranchi, India, on May 30, 2012. Zoo authorities are helping the animals cope with temperatures in excess of 40 degrees Celsius (104F) by providing coolers, special roofs and regular hose-downs. (STR/AFP/Getty Images)