Down-To-Earth Series


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Published: 2005
Saguaro National Park (Figures A and B) offers a variety of spectacular geologic features. Because of the relatively sparse vegetation in the lower elevations of the park, most of these features are...
Resource Identifiers: DTE-18

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Published: 2001
Chiricahua National Monument is best known for spectacular rock pinnacles or columns. These features were shaped, in large part, by freezing, thawing, and running water during the last Ice Age,...
Resource Identifiers: DTE-11

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Published: 1993
Land subsidence and earth fissuring have occurred in large portions of south ern Arizona, where they have caused a variety of structural damage and landmanagement problems. As Arizona’s...
Resource Identifiers: Down-to-Earth 3

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Published: 2004
Upper Sabino Canyon Road, also known as the 1 Sabino Canyon Shuttle Route, and the Catalina Highway to Mount Lemmon offer a variety of spectacular geologic features. Because of the relatively...
Resource Identifiers: DTE-17

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Published: 2012
INTRODUCTION. The Sedona-Oak Creek Canyon area offers some of the most unique and spectacular geologic features in northern Arizona. Because of the relatively sparse vegetation most of these...
Resource Identifiers: DTE-20

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Published: 2003
The Flagstaff area, on the southern margin of the Colorado Plateau, offers an exceptional variety of geologic wonders. The landscape of this plateau is composed of remarkable geologic features:...

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Published: 2003
The White Mountains and Springerville Volcanic Field of eastcentral Arizona contain a variety of spectacular geologic features (Figure A). Because of the relatively sparse vegetation over much...

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Published: 2003
The geologic setting in Wupatki National Monument is distinctly different from that in Sunset Crater Volcano National Monument, even though the monuments are side by side (Figure 1). At Wupatki,...
Resource Identifiers: DTE-15

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Published: 1991
This report is a nontechnical swnmary of the energy resources of Arizona intended to accompany the Energy Resources Map of Arizona. Arizona is endowed with a variety of energy resources and...
Resource Identifiers: DTE-1

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Published: 2000
Organ Pipe Cactus National Monument in SW Arizona and the Pinacate Biosphere Reserve in NW Sonora protect two magnificent yet geologically distinct parts of the Sonoran Desert. Rocks of the Organ...

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Published: 2000
Visitors to Petrified Forest National Park may view the 21 significant geologic features that are described in this field guide (Figure 1). Many of the features and processes discussed in the Guide...
Resource Identifiers: DTE-10

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Published: 1998
What did the San Pedro River valley look like 11,000 years ago? It wasn't the same then as it is today. One difference is that the river had not eroded quite so deeply into its valley as it...
Resource Identifiers: DTE-6

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Published: 2016
This is a non-technical treatment of the geology and ecology of the Santa Catalina Mountains, Tucson, Arizona. Natural landscapes have distinctive personalities. Each is the product of the interplay...
Resource Identifiers: DTE #22

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Published: 1992
The purpose of this report is to outline the origin and migration of radon, how it accumulates indoors, its health consequences, and its geology and significance in Arizona. This report should...
Resource Identifiers: DTE-2

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Published: 2012
Each time an earthquake occurs in Arizona, the news media and public asks, “Does Arizona have earthquakes?”. Short answer: yes! In comparison with California, Nevada, and Utah, major earthquakes in...
Resource Identifiers: DTE-21

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Published: 2002
The northwestern margin of the Santa Catalina Mountains, located within Catalina State Park and the adjacent Coronado National Forest, contains a variety of spectacular geologic features (Map A)....
Resource Identifiers: DTE-12

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