(1) With reference to her reply to question 2977 on 24 October 2011, (a) what are the details of the international reports on fracking that her department has been following and (b) who in her department is responsible for following the said reports; (2) why has the (a) diminution of aquifers and (b) contamination of water been identified as major concerns to her and her department; (3) what (a) international networks has her department been using to distinguish between sound technical and sensationalist reports and (b) are the details of the fracking-related reports that her department considers to be technically sound; (4) whether her department intends to develop a policy in relation to fracking; if not, why not; if so, what are the relevant details?