(1) Whether her department will meet its target to introduce 10 000 GWh to the electricity grid by 2013 through renewable energy sources; if not, why not; if so, what are the relevant details; (2) (a) what is the contribution of renewable energy sources to the grid and (b) what are these sources; (3) how many independent power producers (IPPs) contribute to the grid; (4) whether her department has taken any steps to accelerate the contribution made to the grid by IPPs; if not, why not; if so, what steps?