HC Deb 02 June 1992 vol 208 c512W
Mr. Hinchliffe

To ask the Secretary of State for Transport, pursuant to his answer of 15 May,Official Report, column 228, at what stage an assessment of changes in levels of carbon dioxide, nitrous oxides and low level ozone will be undertaken.

Mr. Kenneth Carlisle

If a route is selected for this proposed scheme for further development, an assessment of air pollution will be undertaken during the detailed design stage before publication of the environmental statement.

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