Kwishishini elitsha lamandla, zinokuthi zisetyenziswe kwizinto zebhetri, iiseli zepetroli, izinto ze-photovoltaic, iijeneretha ze-wind turbine, njl. Iimveliso zokucoca zingasusa izinto ezingcolileyo, ziqinisekise umgangatho kunye nokusebenza kokusingqongileyo kokuveliswa kwamandla, kunye nokuphucula ukusebenza kakuhle kokuvelisa.