Zanzibar's 'Solar Mamas' flip the switch on rural homes, gender roles
On the Tanzanian island of Zanzibar, hundreds of households too poor and remote to have access to the electrical grid are getting low cost solar power for the first time, from a group of local female engineers trained by and Indian NGO. It's the first of several "solar mamas" projects planned for parts of rural Africa, and it's turning some traditional gender roles on their head.