Faces of Africa – Wangari Maathai: The eco-warrior with a smilecgtn.comKaranja Njoroge, the chairman of Friends of Karura Forest. Overseas Wangari’s activism won praise. But in, Kenya it put her on a collision with the then President Daniel Arap Moi. At one point he called her ‘a mad woman’ and ‘a threat to Kenyan security’.