Cars

Why Sonko Should Paint All Nairobi Roads In White

Although it sounds like a Chinese tale, there is a reason why cities should paint the asphalt white. It is called the island of heat and is a phenomenon well known to meteorologists (not so much for the rest of mortals) by which the temperature in the city center is higher than that of the periphery, especially in summer.

Cities are an island of heat for two reasons: for the emission of greenhouse gases that prevent heat from coming out and for the surfaces that generate it.

The latter group of causes include buildings, but, above all, sidewalks and roads that store heat during the day and release it at night.

This is the explanation of why on hot months nights in the streets of the center of the temperature barely drops when the sun goes down, while on the periphery there is a decrease .

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