Earth Day: Urban pollution increasing cases of asthma, lung cancer

Lake Olbolossat is the source of Ewaso Nyiro River, which cuts across at least five counties. [File, Standard] 

Lake Olbolossat, the only one in Central Kenya, has over the years served thousands of families who live next to it.

But slowly, the lake that is the source of Ewaso Nyiro River, which cuts across at least five counties, is drying up due to the severity of human activities, climate change and pollution.