能源与环境 · 2011/6/21 分钟阅读
Public Land Order No. 7768; Extension of Public Land Order No. 6861; Montana
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摘要
This order extends the withdrawal created by Public Land Order No. 6861 for an additional 20-year period. This extension is necessary to continue protection of Rattler Gulch Limestone Cliffs Area of Critical Environmental Concern for its educational and scientific values.