London rocket

Training Workshop: Annual Plant Radiocarbon Project

March 7, 2024

Learn how to help study fossil fuel emissions in Tucson by sampling invasive plants!

London rocket plant sample

Help Sample Tucson Plants to Study Fuel Emissions

March 6, 2024

Did you know that we can identify fossil fuel emissions in the air by sampling annual plants? Knowing where greenhouse gases are and at what concentrations can help policymakers fight…
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Jaguar Coffee Break

Coffee Break: Unwinding the Regulatory Story of the Jaguar

February 29, 2024

In this virtual Coffee Break from Feb. 29, 2024, we were joined by U.S. Fish and Wildlife Service biologist Marit Alanen, who is the agency’s jaguar expert and liaison to…
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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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Jaguar

Protecting the Path of the Jaguar: Why It Matters

February 22, 2024

To promote wildlife resilience and land integrity in the face of relentless development and habitat fragmentation, Sky Island Alliance focuses our work within what we call the Path of the…
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Spring

Survey Springs in the Galiuro Wilderness

February 14, 2024

Join us for a weekend of car camping as we survey springs in southern Arizona’s Galiuro Wilderness.

Coffee Break on Invasive Plants

Invasive Plants: The Biggest Local Threats and What We Can Do

February 8, 2024

In this virtual Coffee Break from Feb. 8, 2024, Saguaro National Park botanist Dan Beckman presents on some of the most concerning invasive plants in the region, including buffelgrass, stinknet,…
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Coffee Break on jaguars

Coffee Break: Unwinding the Regulatory Story of the Jaguar

February 6, 2024

With several new jaguar sightings in Arizona within the past year, both old and new questions are resurfacing as to what this means for the future of the species in the U.S. So join us for our next virtual Coffee Break to hear from U.S. Fish and Wildlife Service biologist Marit Alanen, who is the agency’s jaguar expert and liaison to the Jaguar Recovery Team.

Pajarita Wilderness spring survey

Help Survey Wilderness Springs in the Sky Islands

February 2, 2024

We’re excited to announce a big push in our campaign to survey springs in wilderness areas of the Coronado National Forest. As defined by the Wilderness Act of 1964, wilderness…
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Pajarita Wilderness spring survey

Workshop: Springs Trip Planning and Navigation

Join SIA staff for an evening at our Tucson office getting ready for upcoming volunteer trips to visit springs within wilderness areas of the Coronado National Forest. Topics covered will…
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