Africa has the youngest population in the world, with 70% of sub-Saharan Africa's population under the age of 30. AFP met with young people across the continent to speak to them about their hopes and fears for the future. Ivory Coast PhD student Marie Elodie Yeon Guefala’s focus is on finding organic pesticide solutions for more sustainable agriculture. "I realised that it was a field where there were not many people," she says. IMAGES AND SOUNDBITES ARRANGED IN SEQUENCES