The BIGGEST Concentrated Solar Plant in the World is in Africa I Morocco

Source: KiAfrika (Youtube)

Thirsty Planet - Introducing Solar Ovens in West Africa - A film by Ed Carswell

Source: pancasan44  (Youtube)

Desalination in Cape Town

Source: Cape Town Live (Youtube)

How Seawater Desalination Works

Source: DVSMarketing  (Youtube)