FORMER energy minister David Mabumba says citizens need to understand the tariff structure of the solar thermal power project that ACSG Westland Power Company wants to invest in. Mabumba says the project, which has an expected net capacity of 500MW + 10MW, is quite a huge investment. And Energy Expert Johnstone Chikwanda has urged Zesco to ensure that the power purchase agreement with the company in question contains a cost effective tariff. Last week, Zesco signed a power purchase agreement with ACSG Westland Power Company. Zesco Managing Director Victor Mapani said ACSG Westland Power Company will invest in a solar thermal power project with an expected net capacity of 500MW + 10MW. Energy Minister Peter Kapala, on the other hand,...