M'tsogolomu, ndi kusintha kwa nyengo padziko lonse lapansi komanso kuchepa kwa mafuta oyaka, chitukuko ndi kugwiritsidwa ntchito kwa mphamvu zongowonjezereka zidzalandira chidwi chochuluka kuchokera ku mayiko a mayiko.Pakati pawo, photovoltaic, ndi ubwino wake wa nkhokwe wolemera, kuchepetsa mtengo wachangu, ndi zobiriwira ...
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