Laboratory of Tree-Ring Research

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Laboratory of Tree-Ring Research
Established 1937 (1937)
Field of research Tree rings
Director Tom Swetnam
Address 105 West Stadium
Location Tucson, Arizona, United States
32°13′45″N 110°56′58″W / 32.22925°N 110.94952°W / 32.22925; -110.94952Coordinates: 32°13′45″N 110°56′58″W / 32.22925°N 110.94952°W / 32.22925; -110.94952
Zip code 85721-0058
Affiliations University of Arizona
Website ltrr.arizona.edu

The Laboratory of Tree-Ring Research (LTRR) was established in 1937 by A.E. Douglass, founder of the modern science of dendrochronology. The LTRR is a research unit in the College of Science at the University of Arizona in Tucson, Arizona. Since its founding, visiting scholars and faculty at the lab have done notable work in the areas of climate change, fire history, ecology, archeology and hydrology.

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