TY - GEN AU - United Nations Environment Programme AU - Institute of Geochemistry, Petrology and Economic Geology PY - 1985 UR - https://wedocs.unep.org/handle/20.500.11822/28964 LA - English KW - oil shale KW - environmental impact assessment KW - mining KW - energy resource TI - The Environmental Impacts of Exploitation of Oil Shales and Tar Sands M3 - Communication or other resource ER -