A free open access ebook is available upon publication. Learn more at www.luminosoa.org. Landlocked and surrounded by South Africa on all sides, the mountain kingdom of Lesotho became the world's first "water-exporting country" when it signed a 1986 treaty with its powerful neighbor. An elaborate network of dams and tunnels now carries water to Johannesburg, the subcontinent's water-stressed economic epicenter. Hopes that receipts from water...