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Geology News
Earth Science Current Events

Geologic Map of Petrified Forest National Park
January 21, 2013 | Arizona Geological Survey

The Arizona Geological Survey has released a new Geologic Map of Petrified Forest National Park. The map is accompanied by a booklet that contains information about the geologic setting of the Park, its historical geology, stratigraphy, descriptions of mapped rock units and macrofossil occurrences.

Related: What is Petrified Wood?

  Related Stories

Petrified Forest Geologic Map Sets an Arizona Record
February 11, 2013 | Arizona Geological Survey
Last month the Arizona Geological Survey published a new Geologic Map of Petrified Forest National Park. Instead of charging people $25 or more as geological surveys have traditionally done for a paper map, AZGS made it available for free downloading on their website. The result was 1100 downloads in a couple of weeks. It might have taken years or decades to "sell" that many maps. Now anybody anywhere can learn about petrified forest geology at any time without charge as long as they can use an internet connection. Isn't this a great way to fulfill

Status: Yosemite’s Lyell Glacier Stagnant
February 5, 2013 | Yosemite National Park
"The Lyell Glacier, the largest glacier in Yosemite National Park, has stagnated, or ceased its downhill movement, according to a recent study conducted by scientists from the National Park Service and the University of Colorado. The adjacent Maclure Glacier is still moving at its historical rate, about one inch per day." Quoted from the Yosemite National Park press release.

Monongahela National Forest Cave Closures
July 2, 2013 | Caving News
The U.S. Forest Service has extended the closure of caves in the Monongahela National Forest indefinitely.

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