Strong Magnitude Of 7.2 Earthquake Struck Tajikistan: United States Geological Survey (USGS)
Magnitude 7.1 earthquake hits southern California -- USGS
The United States Geological Survey Has Just Discovered The Yellowstone Supervolcano Is Leaking
The United States Geological Survey is a scientific agency of the United States government. The scientists of the USGS study the landscape of the United States, its natural resources, and the natural hazards that threaten it. The organization has four major science disciplines, concerning biology, geography, geology, and hydrology. The USGS is a fact-finding research organization with no regulatory responsibility.