19 Feb 2009, Nairobi, Kenya --- File image of Wangari Maathai. -- Photos of the late Nobel Prize-winning environmentalist Wangari Maathai at the United Nations Environment Program (UNEP) Headquarters in Nairobi, Kenya. 19 February 2009 --- Image by © TOM MARUKO / Demotix/Demotix/Corbis19 Feb 2009, Nairobi, Kenya --- File image of Wangari Maathai. -- Photos of the late Nobel Prize-winning environmentalist Wangari Maathai at the United Nations Environment Program (UNEP) Headquarters in Nairobi, Kenya. 19 February 2009 --- Image by © TOM MARUKO / Demotix/Demotix/Corbis

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