§ Ms WalleyTo ask the Secretary of State for the Environment on what basis sites for air monitoring were selected; if he will list the selected sites and the equipment used in respect of each; and when monitoring came into effect.
§ Mr. AtkinsThe basis of site selection, the sites involved, the measurement methods and the dates of monitoring for urban monitoring sites funded by the Department of the Environment are given in the first report of the quality of urban air review group published in January 1993 which has been placed in the Library of the House. Similar information for rural monitoring of ozone is given in the first report of the photochemical oxidants.