Témoins : De l’Association charbonnière canadienne : Donald O. Downing, président; K.G. Crane, directeur, Services environnementaux, Luscar Limited; B. Martens, Services environnementaux, Manalta Coal Limited.
Witnesses: From the Coal Association of Canada: Donald O. Downing, President; K.G. Crane, Director, Environmental Services, Luscar Limited; B. Martens, Manager, Environmental Services, Manalta Coal Limited.