President Uhuru Kenyatta together with fellow Head of States and Government: (From Left): H.E. Félix Moloua, Prime Minister of Central African Republic, H.E Mokgweetsi Masisi, President of Botswana and H.E Muhammadu Buhari, President of Nigeria are taken through the tap of plastics by UNEP Executive Director Inger Andersen during the official opening of two-day events to commemorate the 50th anniversary of the United Nations Environment Programme (UNEP) at the United Nations Complex in Gigiri, Nairobi City County. [Courtesy]