§ Mr. KirkwoodTo ask the Secretary of State for Defence if he will make a statement on the changes made since 1984 in his Department's policy on exposure to140W aircraft noise levels in excess of 125 dB (A); and if he will list all Ministry of Defence commissioned research on the health effects of aircraft noise carried out since 1983 (a) within his Department, (b) by other Government Departments and (c) by non-governmental scientists upon which such changes in policy were based.
§ Mr. NeubertThere have been no changes since 1984 in MOD policy on exposure to aircraft noise levels in excess of 125 dB (A).
No Ministry of Defence commissioned research into the health effects of aircraft noise has been carried out since 1983 within the Department or by another Government Department but, as I announced on 17 May at columns 517–18, a study to review available information is in progress.