(1) Has her department undertaken any (a) research and/or (b) investigation into (i) the environmental impact of plastic shopping bags and/or (ii) potentially banning the use of plastic shopping bags; if not, why not; if so, what were the findings of such (aa) research and/or (bb) investigation; Friday, 12 June 2015 810 INTERNAL QUESTION PAPER: NATIONAL ASSEMBLY NO 21 - 2015 (2) does her department have a policy position with regard to the banning of plastic shopping bags; if not, why not; if so, what are the relevant details?