Border BioBlitz 2024

Binational Border BioBlitz 2024 — Arizona

April 16, 2024

Calling birders, botanists, bug lovers, trackers, herpers, fungi folk, and naturalists of all sorts! Join SIA and partners for a special binational event at San Bernardino National Wildlife Refuge in…
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Road decommissioning

Road Decommissioning in the Huachucas

April 4, 2024

Join SIA as we physically decommission closed roads in the southern foothills of the Huachuca Mountains. We’ll be camouflaging roads with rocks and woody debris, reseeding native plants, building erosion-control…
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Saguaro with gilded flicker

Saguaro Stewardship Experience

February 27, 2024

Saguaro National Park East, 3693 S Old Spanish Trail Tucson, AZ 85730 (see map) Join us at Saguaro National Park for a day of activities including invasive species removal, plant…
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Rio Sonora

Sky Island Hikes: Banámichi to Río Sonora

January 29, 2024

The following is part of a series of recommended Sky Island hikes. Be safe, have fun, and leave no trace. Earlier last year, Sky Island Alliance’s entire staff met up in the…
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Aravaipa vista

A Look Ahead at 2024

January 11, 2024

It’s the start of a new year, and our binational team has an exciting set of priorities for the year ahead. As always, we are dedicating ourselves to protect and…
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Aravaipa volunteers

Aravaipa Canyon Vinca Removal

December 20, 2023

Come join us for one of our last volunteer camping weekends in Aravaipa Canyon Preserve as we finish this round in our fight against invasive vinca!

Aravaipa Canyon

Aravaipa Canyon Vinca Removal

Come join us for one of our last volunteer camping weekends in Aravaipa Canyon Preserve as we finish this round in our fight against invasive vinca!

Saguaro volunteers

Join the Next Saguaro Stewardship Experience

October 19, 2023

Following the success of the program’s launch this past spring, Sky Island Alliance and Saguaro National Park are teaming up again for the Saguaro Stewardship Experience — a six-part series…
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Spring

Survey Springs in the Pajarita Wilderness

October 16, 2023

Join us for a weekend of surveying springs in the Atascosa Mountains’ Pajarita Wilderness. We’ll be car camping each night in the old mining town of Ruby, Arizona.

Barbed wire in saguaro forest

Saguaro Stewardship Experience

October 3, 2023

Join us at Saguaro National Park West for a day of fencing removal to improve wildlife connectivity and benefit species like mule deer and bighorn sheep. Part six of six…
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