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Image of water with brown hills behind the water and the words Nature Trek at El Rio Preserve

El Rio Preserve Nature Stroll (Late March)

8 – 9:30 a.m., Today

Walk and Talk event poster

Walk and Talk at Tucson's Birthplace | Paseo En La Orilla Del Rio Santa Cruz

5:30 – 7 p.m., Today

Reconciliation Ecology Workshop Poster

Reconciliation Ecology Workshop: Spring Annuals | Taller de Ecologia: Plantas Anuales

9 – 11 a.m., March 28, 2026

Image of a phone with the camera pointing to a hummingbird. Text describes how this is a Smartphone Photography Walk.

Smartphone Photography Walk: El Rio Preserve (April)

8:30 – 10 a.m., April 1, 2026

Bird flying over head with words El Rio Preserve

Birding at El Rio Preserve (April)

7:30 – 9:30 a.m., April 7, 2026

Image of water with brown hills behind the water and the words Nature Trek at El Rio Preserve

El Rio Preserve Nature Stroll (Early April)

8 – 9:30 a.m., April 9, 2026

Reconciliation Ecology Workshop Poster

Reconciliation Ecology Workshop: Trees | Taller de Ecologia: Arboles

8 – 10 a.m., April 11, 2026

A collection of images from the Sonoran Desert including cactus, birds, dragonfly and moon,

Signs of the Season Phenology Walk Early April

8 – 9 a.m., April 12, 2026

Santa Cruz River Restoration (Tubac)

9 – 11 a.m., April 15, 2026

Walk and Talk event poster

Walk and Talk at Tucson's Birthplace | Paseo En La Orilla Del Rio Santa Cruz

6 – 7:30 p.m., April 16, 2026

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We respectfully acknowledge the University of Arizona is on the land and territories of Indigenous peoples. Today, Arizona is home to 22 federally recognized tribes, with Tucson being home to the O’odham and the Yaqui. The university strives to build sustainable relationships with sovereign Native Nations and Indigenous communities through education offerings, partnerships, and community service.

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