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March 20 1972 The Department of the Interior releases the final environmental impact statement. The original 256-page document has now ballooned to a nine-volume comprehensive study on both the environmental and economic impact the pipeline will have. The release is followed by a 45-day review period in which environmental groups go over the impact study before any decisions are made
MAY 11 A new Interior Secretary, Rogers C. B. Morton, grants the right of way permits for the Trans Alaska pipeline. He promises that construction will be strictly monitored to protect the Alaskan environment. The only thing standing in way of the pipeline is Judge Hart's preliminary injunctions.