Field Crew Drives Conservation Actions in Key Areas of the Sonoran Sky Islands
June 10, 2026Through our Ranchos Regenerativos program, our relationship with ranchers and ejido landowners who want to make their land more sustainable grows every day. We know there’s an enormous amount of…
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Help Survey Springs Along the San Pedro
May 27, 2026This June, in partnership with The Nature Conservancy, Sky Island Alliance is supporting a Spring Seeker campaign along the San Pedro River, and we’re in need of self-motivated volunteers to…
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Wildlife and the Wall in the Arizona-Sonora Borderlands
May 19, 2026Border wall construction in southern Arizona’s wild and scenic San Rafael Valley continues, with 12 of 27 miles completed and new wall going up each day. As you can see…
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Himdam, the Remarkable Ocelot That Traversed 4 Sky Islands
May 14, 2026This March, Sky Island Alliance and Phoenix Zoo published a study describing the remarkable journey of a male ocelot across four mountain ranges in the Sky Islands of Arizona, the…
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Trail Building and Discoveries in Sierra San José
May 5, 2026During our recent trail-building days in the Sierra San José, in Ejido Naco, Sonora, we’ve made significant progress thanks to the collaborative efforts of volunteers and the local community. Over…
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My First Border BioBlitz
May 4, 2026My name is Ximena, and I’m an eighth-semester student of Environmental Sciences Engineering at the University of Sonora in Hermosillo. I’m going to share my experiences at my first Border…
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Springs: A Vital Network for Wildlife
April 29, 2026The Sky Islands region is made up of high-altitude mountains that appear as “islands” separated by grasslands and deserts. These mountains are well known and beloved for their biodiversity and…
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A Bloom to Watch for This Summer
April 28, 2026This article first appeared in The Desert Leaf and is part of a series featuring the Sky Islands. For years, my usual neighborhood walk along a dirt road lined with…
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Make the Call to Protect Our National Forests
April 17, 2026It only takes a few minutes, but a phone call to your elected officials in Congress could make the difference for our public lands. Step 1: Enter your ZIP code…
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Protect Our Public Lands and U.S. Forest Service Integrity
On March 31, the Trump administration announced the closure of all U.S. Forest Service regional offices, the gutting of 57 research stations, and the relocation of headquarters from Washington, D.C.,…
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