Kelebogile Kgetse o buisana  le motlatsa-tona wa merero ya tikologo Bernice Swarts malebana le go fedisa mathata a go kgotlhelega ga mowa, air pollution.

Kelebogile Kgetse o buisana&nbsp; le motlatsa-tona wa merero ya tikologo Bernice Swarts malebana le go fedisa mathata a go kgotlhelega ga mowa, air pollution.

Motsweding fm - Dikgang Tsa Sesheng

Dikgang Tsa Sesheng. Brought to you by SABC News

Dikgang Tsa Sesheng. Brought to you by SABC News