Modelling of air pollution The Commission of the European Communities has issued a call for tenders for a study on the modelling of air pollution by ozone. The study must integrate modelling on the regional/local scale. It should be started in 1994 and its final results should be available by the end o... The Commission of the European Communities has issued a call for tenders for a study on the modelling of air pollution by ozone. The study must integrate modelling on the regional/local scale. It should be started in 1994 and its final results should be available by the end of November 1994. Full details, including the criteria for award of the contract, are available from: Commission of the European Communities Directorate-General for Environment, Nuclear Safety and Civil Protection Unit XI/B-3 Ref: Call for tenders by open procedure XI.B.3/93 Attn. Mrs. C. Ausloos 200 rue de La Loi B-1049 Brussels Tel. +32-2-2968701; Fax +32-2-2969554