(Hello Africa) Healing Nairobi's "kidney": How Chinese tech is reviving the "place of cool waters"

When the Maasai people first traversed the sun-drenched plains of East Africa, they were struck by a network of crystalline streams. They named the site Nairobi, meaning "the place of cool waters."

NAIROBI, March 23 (Xinhua) -- When the Maasai people first traversed the sun-drenched plains of East Africa, they were struck by a network of crystalline streams. They named the site Nairobi, meaning "