Professor Wangari Maathai, an environmentalist and human rights campaigner who became Kenya's Deputy Environment Minister and was awarded the Nobel Peace Prize in 2004. Trygve Bolstad - Panos PIctures
The Kenyan environmentalist Wangari Maathai made history when she became the first African woman to win the Nobel Peace Prize.
Professor Maathai told Interworld Radio why she doubts genetically modified foods can solve hunger in Africa.
And she called for the continent to have more confidence in its own scientific findings.