Join us for Wednesday February 21 at Noon, MST for this week's Tree-Ring Talks Seminar by Dr. Heather Haines @Dendro_Heather in Bannister 110 or via zoom. bit.ly/3SJv7jU

The Laboratory of Tree-Ring Research (LTRR) at the University of Arizona is Hiring! We are inviting applications for a tenure-track assistant professor position in disciplines related to dendrochronology with an anticipated start date in August 2024. tiny.cc/viopwz

We are pleased to announce registration is now open for our Dendrochronology Intensive Summer Course (DISC) @ May 13 - May 31, 2024. bit.ly/4b9xGUv Click the link in the bio or below in the comments.

In the same lab where University of Arizona scientists invented ways to decipher Earth's climate history in tree rings, LTRR's associate professor Bryan Black is using a similar technique – but with tiny fish bones. Check out the story in the link.

Arizona will soon regulate groundwater use near Douglas. What will change for water users? Read more in the link below.

A new study involving LTRR's Dr. Margaret Evans suggests climate change is happening faster than trees can adapt. The finding offers "a word of caution for ecologists" studying climate change. Read more in the link.

Call for speakers at the Tree-Ring Talks seminar series! The seminar is presented in hybrid format, in person at University of Arizona in Tucson and on zoom. Interested folks should email [email protected].

Happy Solstice! Consider supporting the Malcolm Hughes Endowment for Outreach, which provide more opportunities for enhancing scientific literacy for early childhood education with our new Tree-Ring Fairy partnership with the Pima County Public Library.

Consider donating to the Malcolm Hughes Endowment for Outreach. The Outreach Program has engaged with over 3,000 students & community members. Pictured are docent Karen Vandergrift with members of the Southeast Pinal County Master Gardener. Photo credit: Pamela Pelletier.

Kicking off our 2023 Holiday Giving campaign to support the Malcolm Hughes Endowment for Outreach! A generous anonymous donor would like to kick off the 2023 Holiday Giving fundraising campaign. All gifts will be matched dollar-for-dollar up to $2,500 through December 31, 2023.