Northern Arizona University Centennial Forest
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The New Model

The agreement signed by Arizona Governor Jane D. Hull in April, 2000 establishes a new paradigm of cooperation for land stewardship in the United States. In addition to ASLD and NAU, other agencies and community groups actively participate by serving on the Centennial Forest Advisory Committee which provides oversight and helps develop the management plan. The 75 year agreement establishes NAU as a national leader in field education and research, showcases ASLD's sound management practices, and benefits the community through increased participation and education opportunities. Another unique aspect of the Centennial Forest is the shift from a "forestry department forest" to an interdisciplinary teaching and research laboratory. Disciplines such as anthropology, geology, geography and public planning, biology and many others make use of the Centennial Forest.

Location

Centennial Forest MapThe nearly 50,000 acres of the Centennial forest are divided roughly in half: one half north of Flagstaff, Arizona just west of Wupatki National Monument, and the other half southwest of town interspersed in a checkerboard pattern within the Coconino National Forest.

Geology and Landforms

The Centennial Forest sits atop the southern edge of the Colorado Plateau. Several million years ago lava began to flow over this sedimentary plateau in the vicinity of Williams, Arizona. The zone of active volcanism slowly migrated northeastward to the area around Sunset Crater which erupted during the 11th century. One of the newest and most striking volcanic features on the Centennial Forest is S P Crater which erupted a little over 70,000 years ago. The sharp "ah ah" lava flows associated with this cinder cone have been used by NASA to test the robustness of space suits.

Climate and Vegetation

Annual precipitation ranges from an average of 10 to 15 inches in the northern grasslands to almost 30 inches in the higher elevation areas southwest of Flagstaff. Intense monsoon thunderstorms account for most of the precipitation north of Flagstaff. Snowfall becomes increasingly important with the 2000 ft elevation gain to the southwest. Differences in elevation, topography and regional wind patterns help create a variety of vegetation types. Most common are the extensive ponderosa pine forests southwest of Flagstaff. Some of these forests have high concentrations of gambel oak and New Mexican locust while others are pure ponderosa. Wetlands, meadows, and aspen can also be found. The northern portion of the Forest is home to extensive grasslands, shrub-grassland communities, open juniper woodlands, and pinyon-juniper forests.

Land Use

The Centennial Forest has been home to Native Americans for several thousand years. Evidence of hunting and gathering can be found almost anywhere in the Forest, but two areas contain evidence of large settlements including petroglyphs and Sinaguan pit houses. Historical Photograph

Euro-American settlement in the late 1800s brought timber harvesting and domestic livestock to the region. Since these activities began relatively recently, timber and grazing records are available for the entire duration of Euro-American settlement. Logging activity touched much of the southwestern portion of the forest, but several areas were uncut or only lightly affected by logging.

Today, portions of the Centennial Forest are being thinned for the purpose of restoring damaged ecosystems, and protecting community values from the risk of catastrophic fire. Portions of the Centennial Forest are under lease for commercial grazing operations.

Research

Several research projects are already under way to study forest and grassland ecosystems on a landscape level and over a very long period of time (see Forest Health Research at NAU). Furthermore, the rich historical, geological, and archaeological resources, and the unique stewardship agreement of the Centennial Forest are attracting researchers from all over the NAU campus.

To apply for a research or teaching permit, please fill out an activity application found on our Documents page. If you have questions on access to the Centennial Forest for research or education, contact .

Some of the best examples of ancient ponderosa pine forests remaining in the Southwest occur on the Centennial Forest.

Education

The educational opportunities are just as exciting. Hands-on experience in many disciplines is very difficult to come by because of the time and expense of traveling to field sites. On the Centennial Forest, students can conduct archaeological surveys within minutes of campus. Plans are already underway to move forestry field laboratories to the Forest, and some of the student-collected data will even be used to help manage the Forest. What better way to challenge students to learn than to let them actually participate in the entire process of natural resource management from data collection to decision making?

 

Last Updated ( Tuesday, 28 August 2007 )
 


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NAU Centennial Forest | PO Box 15018 | 110 E Pine Knoll Drive | Flagstaff, AZ 86011-5018
Voice: (928) 523-3031 | Facsimile: (928) 523-1080