TY - BOOK ED - International Association for Impact Assessment(IAIA) TI - Environmental assessment in a changing world: evaluating practice to improve performance SN - 0662247027 AV - IAIA (02) PY - 1996/// CY - Canada PB - Minister of Supply and Services Canada KW - ENVIRONMENTAL RISK ASSESSMENT KW - ENVIRONMENT N1 - International study of the effectiveness of environmental assessment: final report ER -