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NOW OPEN!

The Tree-Ring Lab is pleased to announce that we are resuming tours.

Please visit https://ltrr.arizona.edu/docents for additional information. 

  • Established by the pioneer of dendrochronology.

    A.E. Douglass, originator of the science of tree-ring dating, founded the Laboratory of Tree-Ring Research in 1937.
    https://ltrr.arizona.edu/about/history

  • Housed in a custom facility.

    A building constructed in 2013 provides lab and office space, augmented by a building recently renovated as a wood sample archive.
    https://ltrr.arizona.edu/building

  • Pursuing interdisciplinary research.

    Dendrochronology helps reconstruct environmental change, and unravel processes in ecosystems and human societies; researchers in many parts of the world collaborate with the Laboratory of Tree-Ring Research.
    https://ltrr.arizona.edu/research

  • Hosting an on-line seminar series.

    The Tree Ring Talks seminar series is now available on Zoom.
    Upcoming talks ≫

  • Established by the pioneer of dendrochronology.

  • Housed in a custom facility.

  • Pursuing interdisciplinary research.

  • Hosting an on-line seminar series.

News

Research Experience for Teachers

Sunday, March 6, 2022

Accepting applications now!

Read more

Agnese N. Haury Visiting Scholar & Trainee Fellowship

Tuesday, February 1, 2022

Accepting applications for the Agnese N. Haury Visiting Scholar & Trainee Fellowship now!

Read more

The origin of tree-ring reconstructed summer cooling in Northern Europe during the 18th century eruption of Laki'

Monday, January 31, 2022

Julie Edwards and other have published a new paper on "The origin of tree-ring reconstructed summer cooling in Northern Europe during the 18th century eruption of Laki" in the AGU journal Paleoceanography and Paleoclimatology.

Read more
ponderosa pine

Future forests will have smaller trees and soak up less carbon, study suggests.

Thursday, January 27, 2022

Kelly Heilman and Margaret Evans of the LTRR have published a paper on ecological forecasting of tree growth

Read more

TREES: Community Art Project

Tuesday, December 14, 2021
Read more

The Oldest Trees on Earth - CBS Sunday Morning episode

Wednesday, December 1, 2021
Read more
  • Read All News

Tuesday, May 31

  • 10:00 AM to 11:00 AM
    Tour for Linking Southwest Heritage Through Archaeology
  • 10:00 AM to 12:30 PM
    Room Reservation for Linking Southwest Heritage Through Archaeology

Monday, June 6

  • 10:00 AM to 11:00 AM
    Docent-led tour

See Calendar →

College of Science

Bryant Bannister Tree-Ring Building, 1215 E. Lowell Street, Tucson, AZ 85721-0045, USA office@ltrr.arizona.edu 520-621-1608

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