There are only eight psychiatric hospitals to serve more than 190 million citizens in Nigeria. To close the gap, nonprofits throughout the country are finding new ways to reach out to people in desperate need of care, from online Twitter therapy sessions to community outreach via motorized trikes.
Lagos, Nigeria, is Africa's largest city and it could double in size by 2050. As city officials and developers undertake a project they say will make Lagos a global city of the future, critics argue that megacity gentrification is hurting working people. A new land use tax increase threatens even more strain.
Today's answer is the city of Kano in northern Nigeria. It's the country's third largest city, by area, and motorcycle drivers there are unhappy about a new law that requires them to wear helmets. Anchor Jeb Sharp speaks with the BBC's Andrew Walter in Nigeria.
The oil spill in the Gulf of Mexico has led us to consider the effects of oil contamination in other parts of the world. The BBC's Caroline Duffield has just got back from a reporting trip to the Niger Delta and shares her impressions from Lagos, Nigeria.