On May 11th — a date that has become nervously known as “Day Zero” — it’s expected that Cape Town, South Africa, a city of 4 million, will run dry in the wake of what could arguably be the most alarming and severe water shortage a modern city has ever experienced. But research suggests that a solution to Cape Town’s looming crisis — quadrillions of liters of fresh water — may be sitting practically beneath the city’s feet, and it’s going entirely untapped.
The current historic drought began after Cape Town experienced an unseasonably dry winter in 2015. The lack of rainfall that year caused water levels in the city’s dams to plummet by 20 percent,…
from The Verge – All Posts https://www.theverge.com/2018/2/15/17012678/cape-town-drought-water-solution