Old Rocks 7 billion years ago during the Precambrian Era. 0 billion years old, making them among the oldest rocks found in ...

Introduction -- Pioneer geologists of the American West / Dr W. Lyle Dockery -- Physical geology -- Regional geography -- Cities, towns and highways / American Association of Petroleum Geologists and ...

Under the Endangered Species Act, documenting recovery and federally mandated population levels of wolves (Canis lupus) in the Northern Rocky Mountains (NRM) requires monitoring wolf packs that ...

Mountain Research and Development, Vol. 29, No. 1 (Feb 2009), pp. 46-58 (13 pages) Future economic growth and land development have the potential to produce tradeoffs in which economic values increase ...

As Lancaster County baked in sweltering heat two weeks ago, with temperatures holding steady for days in the upper 90s, fields of snow covered north-facing slopes high in the Rocky Mountains. Rocky ...

Nonresidents who visit Rocky Mountain National Park will have to pay a premium to get into the park, starting in January.