Project Mountain Recharge

Project Mountain Recharge: Moving Rocks to Save the Rain on Mt. Lemmon

July 24, 2025

In response to the 2020 Bighorn Fire, Sky Island Alliance has been working with the Arizona Conservation Corps and Coronado National Forest to build more than 250 erosion-control structures out…
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Canelo Hills

Who Named the Mountains?

July 23, 2025

Guest Blog by Brit Rosso After I retired as a federal wildland firefighter in 2019, I decided to start volunteering with Sky Island Alliance. As part of my volunteer work,…
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Touring Sierra San José — An Area to Be Voluntarily Designated for Conservation

July 17, 2025

Recently we visited Sierra San José, a Sky Island located within the Ejido Naco in Sonora. For this expedition, our team was made up of volunteers from both sides of…
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Paz Tapia

Meet Our Summer 2025 Practicants

July 14, 2025

This summer, we’re pleased to welcome two biology students from the University of Sonora (UNISON) in Hermosillo: Paz Tapia and Andrea Borbon. They are joining our Sonora team for one…
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Project Mountain Recharge

Project Mountain Recharge: Moving Rocks to Save the Rain on Mt. Lemmon

July 1, 2025

Meeting regional water conservation goals starts at the top of our Sky Islands. Did you know, for instance, that 2.5 times more precipitation falls on top of Mt. Lemmon than…
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Bobcat lapping water

Welcoming the Wild Across Tucson

This article first appeared in The Desert Leaf and is part of a series featuring the Sky Islands.

Montezuma Pass

An Unforgettable Sunset at Montezuma Pass

June 30, 2025

Hi, all! I’m Becca Thompson, the new field coordinator for Sky Island Alliance. You’ll see me helping Sarah and Bryon with fieldwork and volunteer support. I wanted to introduce myself by…
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Wildlife Camera Workshops Inspire in Sonora

June 27, 2025

Earlier this summer, Sky Island Alliance joined two separate events to help teach a new generation how to install and use remote cameras to promote wildlife conservation. On May 30-31…
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San Rafael Valley

Oppose New Border Wall in the San Rafael Valley

June 25, 2025

Plans are quickly moving forward to build 27 miles of new border wall in the San Rafael Valley, and we need your help to oppose this destructive plan. Earlier in…
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Sierra Los Ajos

Strong Fire Burns in Sierra Los Ajos

June 24, 2025

Just a few weeks ago, the SIA team, CONANP, and volunteers toured the Sierra Los Ajos, ​​one of our most important Sky Islands, marveling at its biodiversity and beautiful landscapes….
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