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Magnitude 3.3 earthquake occurs eight miles east of Flagstaff, Arizona
On 13 Oct. 2020 at 9:16 a.m. (MST / PDT) , a shallow magnitude 3.3 earthquake rattled Walnut Canyon about 8 miles east of Flagstaff, Arizona (population ~ 74,000).
Dr. R.F. Holm receives coveted 'Best Popular Guidebook Award 2020'
Dr. Richard F. Holm awarded the prestigious ‘Best Popular Guidebook Award’ from the Geoscience Information Society for 2020.
Calculating the value of geologic maps to human society – no simple matter
Geologic maps are invaluable tools for geoscientists in their pursuit of mineral resources, hazard mitigation strategies, and meet the societal needs of a growing population.
Island Mountains of Southeastern Arizona – NEW Down-to-Earth Booklet
John V. Bezy's latest contribution to the AZGS DTE series: ‘Island Mountains of Southeastern Arizona: Geology, Vegetation & Wildlife’.
Fresh Digital Data Packages for 22 extant Digital Geologic Maps
The Arizona Geological Survey (AZGS) released digital data packages (Table 1) for 22 extant Digital Geologic Maps (Table 2) in August 2020.
America Geoheritage II – Webinar Series Autumn 2020
A groundswell of interest in the U.S. regarding ‘Geoheritage’, America’s natural geologic legacy showcased in America Geoheritage II - webinar series fall 2020.
Drought Impacts Post-Wildfire Flooding and Debris Flow Hazard: A sign of the times in the Southwestern U.S.
Two-page flyer examines the relationship between drought and post-fire debris flows.
After a wildfire, how intense does rainfall need to be to cause a debris flow?
Monitoring precipitation and post-wildfire debris flows in mountains of the arid Southwest U.S.
Bringing real-world geologic data to the college classroom: A conversation with Professor Jeffrey M. Simpson
Jeff Simpson, adjunct professor of geosciences at Chandler-Gilbert Community College discusses the challenges and successes of bringing real-world geologic data into the classroom.
Earthquakes, volcanoes, floods, tsunamis and landslides in the Western U.S.: the role of state geological surveys
State geological surveys play a pivotal role in identifying, evaluating and communicating geologic hazards to their state’s constituents.
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