A Great Egret (Egretta thula) is seen at the Suchitlan lake, near the town of Suchitoto, 47 km east of San Salvador. The Suchitlan lake, an artificial lake formed by the Cerron Grande dam, is a natural shelter for wildlife in El Salvador. Activists across the globe will celebrate Earth Day on April 22 with events aimed at bringing awareness of environmental concerns. AFP PHOTO/JOSE CABEZA
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"Canuta", a female otorongo remains in Las Leyendas zoo, in Lima. "Canuta" and "Zamba", her twin sister, were born in captivity a year ago in the zoo, and were elected as symbol for the Earth Day. Otorongo is an Amazonian species and it is about to be considered in risk of extiction. Activists across the globe will celebrate Earth Day on April 22 with events aimed at bringing awareness of environmental concerns. AFP PHOTO/GERALDO CASO
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A man works with tanks containing glass waste at a classification plant in Juan Vinas, on the outskirts of San Jose, Costa Rica. Activists across the globe will celebrate Earth Day on April 22 with events aimed at bringing awareness of environmental concerns. AFP PHOTO/Rodrigo ARANGUA
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Picture of recyclable plastics screw tops taken at a classification plant in Juan Vinas, on the outskirts of San Jose, Costa Rica. Activists across the globe will celebrate Earth Day on April 22 with events aimed at bringing awareness of environmental concerns. AFP PHOTO/Rodrigo ARANGUA
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A white tiger (Panthera tigris) is seen at the zoo in Cali, Colombia. Colombia has the second largest biodiversity in the world. Activists across the globe will celebrate Earth Day on April 22 with events aimed at bringing awareness of environmental concerns. AFP PHOTO/Luis ROBAYO
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A tiger (Panthera tigris) is seen in a lake in the zoo of Cali, Colombia. Colombia has the second largest biodiversity in the world. Activists across the globe will celebrate Earth Day on April 22 with events aimed at bringing awareness of environmental concerns. AFP PHOTO/Luis ROBAYO
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Workers replace broken LED lights on a huge bronze globe in front of a mall in Manila. At night, the structure will turn into an LED globe, a video display with resolution and full graphics made possible by the LED's 26,300 pieces of point lights. Activists across the globe are celebrating Earth Day on April 22 with events aimed at bringing awareness of environmental concerns. AFP PHOTO / NOEL CELIS
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Cattle drink poluted water at a garbage dump in Denpasar. Earth Day, which is marked on April 22, is a day designed to inspire awareness and appreciation for the Earth's environment. AFP PHOTO / Sonny TUMBELAKA
