Ngamandla okukhiqiza athuthukisiwe kanye nokulawulwa kwekhwalithi okuqinile, sinikeza izixazululo zesakhiwo sensimbi esisodwa sokumisa izitshalo zezimboni, izakhiwo zomphakathi, amaphrojekthi we-photovoltaic kanye nezicelo zemishini yezimayini.