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A donation valued at more than $15,000 from Fred and Katrina Thiele, owners of Natural Expressions in Gilbert, will aid Chandler-Gilbert Community College geology students this fall.
Geological hazards in Arizona that can threaten homes, property owners and developments are being exposed in an online guide.
PAGE — A stretch of U.S. 89 in northern Arizona is closed in both directions because of a pavement problem about 25 miles south of Page.
Arizona is a gem of a state — at least according to the numerous clubs devoted to rocks, minerals and gems. The state has the largest value of nonfuel mineral production in the nation — much of it copper-related, since we produce 65 percent of the nation’s domestic supply. And over the next week or so, three events are designed to let more people know about all things rock-related.
Explore highlights of the U.S. Geological Survey’s report. (Cronkite News Service Graphic by Brittny Goodsell)
This U.S. Geological Survey map shows the degree of burn damage from the Monument fire earlier this summer in areas south of Sierra Vista.
PAGE — A small earthquake has struck a remote area along the Arizona-Utah border.
Authorities say more than 35,000 students in Arizona will take part in a multistate earthquake drill.
In this photo released by the Alaska Volcano Observatory/U.S. Geological Survey, steam rises from the top vent in the summit crater of Alaska's Mount Redoubt, March 21, 2009.
BATTLING FINANCIAL, GEOLOGICAL SHIFTS: Nicole Bonilla is the marketing coordinator for the Gilbert Promotional Corporation, which runs Gilbert Days at the Gilbert Rodeo Park in Gilbert. The rodeo grounds are suffering from the ground shifting below it.
The Arizona Geological Survey has already updated four month old Earth Fissure maps for the Queen Creek area after monsoon rains exposed even more of the dangerous cracks.
United States Geological Survey Hydrologic Technician Britt Stock uses control lines and the help of an unidentified worker, left, to retrieve an Acoustic Doppler Current Profiler, or ADCP, center left, from the Mill River.
BLUE ABOUND: A curving wall of the galleries at the Mesa Arts Center, which opens April 22. Designers of the MAC wanted to base their work around Arizona’s geology and landscape, hence the dominant colors.
Published April. 27, 2008 in the Tribune newspapers
This photo provided by the Arizona Department of Transportation shows the buckling of U.S. 89, about 25 miles south of Page, Ariz., Wednesday Feb. 20, 2013. The Arizona Department of Transportation is rerouting motorist off the heavily traveled highway between Arizona and Utah on to other roadways. ADOT says what caused a 150-foot section of pavement to buckle is not related to the weather and might be what ADOT calls a "geologic event." (AP Photo/Courtesy of the Arizona Department of Transportation)
This photo provided by the Arizona Department of Transportation shows the buckling of U.S. 89, about 25 miles south of Page, Ariz., Wednesday Feb. 20, 2013. The Arizona Department of Transportation is rerouting motorist off the heavily traveled highway between Arizona and Utah on to other roadways. ADOT says what caused a 150-foot section of pavement to buckle is not related to the weather and might be what ADOT calls a "geologic event." (AP Photo/Courtesy of the Arizona Department of Transportation)
This photo provided by the Arizona Department of Transportation shows the buckling of U.S. 89, about 25 miles south of Page, Ariz., Wednesday Feb. 20, 2013. The Arizona Department of Transportation is rerouting motorist off the heavily traveled highway between Arizona and Utah on to other roadways. ADOT says what caused a 150-foot section of pavement to buckle is not related to the weather and might be what ADOT calls a "geologic event." (AP Photo/Courtesy of the Arizona Department of Transportation)
Interior Secretary Ken Salazar, flanked by, from left, National Park Service Director Jon Jarvis, U.S. Geological Survey Director Marcia McNutt and Bureau of Land Management Director Bob Abbey, was at the Grand Canyon to announce the extension of a ban on new mining claims near the national park.
In this July 15, 2010 photo, Kenny, a 4-foot long western diamondback rescued from a neighbor's porch by United States Geological Survey herpetologist Cecil Schwalbe, is photographed near Schwalbe's home in Tucson, Ariz. Schwalbe keeps the snake for scientific demonstrations, and for display at professional lectures. (AP Photo/Arizona Daily Star, James Gregg) ** MANDATORY CREDIT **
State officials Tuesday unveiled new maps of California's earthquake faults and geologic features, marking the first time the comprehensive maps have been offered online.
OKCULAR, Turkey — A strong, pre-dawn earthquake knocked down stone and mud-brick houses, barns and minarets in eastern Turkey on Monday, killing 51 people in five villages, the government said. The U.S. Geological Survey listed the quake at 5.9 magnitude.
WASHINGTON — The U.S. Geological Survey is reporting a huge 7.6 earthquake in the Indian Ocean about 160 miles north of Port Blair in India's Andaman Islands. The quake is reported to be 20.6 miles deep. Earthquakes shake Tokyo area, Indian Ocean
ANCHORAGE, Alaska — A strong earthquake jolted Anchorage, Alaska, on Monday, sending people diving under desks and huddling in doorways. The U.S. Geological Survey said an earthquake with a magnitude of 5.4 struck near the town of Willow at 11:28 a.m. The epicenter was 58 miles from the state's largest city, Anchorage, where the rumbling continued for several moments.
LOOKING AHEAD: Matt Kaplinski, right, of Northern Arizona University, shows a high-resolution survey of the Colorado River Basin to Phil Davis of the U.S. Geological Survey. Nearly 300 scientists met at a symposium in Scottsdale this week to discuss a management plan for the Colorado River Basin.
A new report from a group of scientists and academics calls for statewide action to predict and mitigate Arizona’s growing problem with earth fissures.
Guest Commentary by Michael Carroll
Guest commentary by Phil Kerpen
By Mark Heller, Tribune
By Mark Scarp, contributing columnist
By Jerry Brown, contributing columnist
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