§ Mr. CryerTo ask the Secretary of State for Transport what assessment he has made of the amount of atmospheric pollutants produced by(a) electric traction for railways and (b) diesel traction; and if he will make a statement.
§ Mr. PortilloFigures on atmospheric pollution directly attributable to United Kingdom railways are available in the 1989 digest of environmental protection and water statistics, a copy of which is in the Library.