In celebration of Earth Day on April 22, this UPI photo collection shows leaders around the world -- from Pope Benedict XVI to Prince Harry -- who aren't afraid to get down and dirty with nature.
Pope Benedict XVI and President Shimon Peres
Pope Benedict XVI and Israeli President Shimon Peres (L) plant a tree during a tour the garden of the Presidential Residence in Jerusalem, Monday, May 11, 2009. (UPI Photo/Oded Balilty/Pool)
