Alaska Natural Gas Transportation System: Alternatives. 2 v

acres additional air pollutants Alaska amount approximately Arctic Gas pipeline Arctic Gas System average Bcf/d Btu's Canada Canadian Arctic Gas coal gasification combustion conservation construction consumption conterminous United cost cubic feet deliveries dense-phase domestic drilling economic effects efficiency Environmental Impact equivalent estimated facilities Federal Power Commission fuel cell geothermal energy heat Hittman HVDC hydrogen increase industry land Lower 48 Mackenzie Delta methanol million tons National Gas Survey National Petroleum Council natural gas supplies Northern Border Pipeline nuclear offshore oil and gas oil shale onshore operations particulates percent petroleum potential power plants problems production projected proved reserves Prudhoe Bay reactors recoverable replace reservoir resource base result route solid waste spills steam storage sulfur surface mining synthetic natural gas Table tanker temperature thermal transmission transportation U.S. Department U.S. Geological Survey underground mining uranium West Coast Pipelines wildlife