TY - BOOK ED - Canadá. Environmental Protection Board TI - Environmental impact assessment of the portion of the mackenzie gas pipleline from Alaska to Alberta : towards an environmental code U1 - RM PY - 1974/// CY - Manitoba PB - Environmental Protection Board KW - MEDIO AMBIENTE KW - GESTION AMBIENTAL KW - IMPACTO AMBIENTAL KW - PETROLEO KW - GAS NATURAL KW - LEGISLACION KW - CANADA KW - CAN N1 - 03494 N2 - The Environmental Protection Board prepared this environmental code because it belived that the Mackenzie gas pipeline project should be regulated by an environmental rules to operate ER -