(1) Whether, with reference to her reply to question 1686 on 11 July 2012, the SA Weather Service is involved in using fog harvesting technology; if not, why not; if so, what are the relevant details; (2) why has her department, despite the ongoing pilot work done by the Water Research Commission, not sought to procure fog harvesting technologies for the augmentation of water supplies in areas where the technology is known to work?