To ask the Secretary of State for Environment, Food and Rural Affairs, when (a) 1, 3-butadienes, (b) polycyclic aromatic hydrocarbons, (c) cadmium, (d) arsenic, (e) nickel and (f) mercury will be added to the pollutants monitored under the National Air Quality Strategy for the United Kingdom. - Includes figures. (Holding answer 27 June 2002).
Dept for Environment Food and Rural Affairs