It Happened in Montana. The Hebgen Lake magnitude 7.5 earthquake, which occurred on August 18, 1959, was the largest earthquake in Montana and the 14th largest earthquake in the contiguous U.S. in historic times (Stover and Coffman, 1993). The earthquake caused 29 fatalities and about $11million in damage to highways and timber.
An Environmental Policy is..... A statement by the organization of its intentions and principles in relation to its overall environmental performance which provides a framework for action and for the setting of its environmental objectives and targets.. (Definition quoted from ISO 14001).
National Environmental Policy Act (NEPA) Guidance. Overview. The National Environmental Policy Act (NEPA) of 1969 (Public Law 90-190; 42 U.S.C. Â§ 4371 et seq.) established a national policy to promote the protection and enhancement of the environment. This policy was in response to the growing concerns about the ecological balance and preservation of wildlife in America while meeting the demands of a growing population.