Mildred Mkandla, known as “Mama Maji” (Mama Water in Swahili) is the “MacGyver” of rainwater harvesting.

Experts are lobbying for rainwater harvesting to help solve Africa's water crisis. This is a neglected, yet cheap and simple water supply technique. The continent is running out of water, but many governments are not moving fast enough to replenish sources or enact water-friendly laws.