You don't have to be an expert to solve big problems | Tapiwa Chiwewe

Driving in Johannesburg one day, Tapiwa Chiwewe noticed an enormous cloud of air pollution hanging over the city. He was curious and concerned but not an environmental expert -- so he did some...

==========
One winter morning, a couple of years ago,I was driving to work in Johannesburg, South Africa,and noticed a haze hanging over the city.I make that drive on most days,so it was unusual that I hadn't noticed this before.Johannesburg is known for its distinctive skyline,which I could barely see that morning.It didn't take long for me to realize that I was looking at an enormous cloudof air pollution.The contrast between the scenic environment I knewand this smog-covered skylinestirred up something within me.I was appalled by the possibility of this city of bright and vivid sunsetsbeing overrun by a dull haze.At that moment, I felt an urge to do something about it,but I didn't know what.All I knew was I couldn't just stand idly by.The main...