Wangari Muta Maathai (; 1 April 1940 – 25 September 2011) was a renowned Kenyan social, environmental and political activist and the first African woman to win the Nobel Prize.
She was educated in the United States at Mount St.
Scholastica (Benedictine College) and the University of Pittsburgh, as well as the University of Nairobi in Kenya.
In 1977, Maathai founded the Green Belt Movement, an environmental non-governmental organization focused on the planting of trees, environmental conservation, and women's rights.
In 1984, she was awarded the Right Livelihood Award.
Maathai was an elected member of Parliament and served as assistant minister for Environment and Natural resources in the government of President Mwai Kibaki between January 2003 and November 2005.
She was an Honorary Councillor of the World Future Council.
She was affiliated to professional bodies and received several awards.
On Sunday, 25 September 2011, Maathai died of complications from ovarian cancer.