Bill Thornton

Volunteer Spotlight: Bill Thornton

January 15, 2025

Please introduce yourself! Where are you from, and what do you do? My name is William C. (Bill) Thornton. I’m a second-generation Arizona native, lifelong outdoor enthusiast, and conservationist. I’m a retired…
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Mexican wolf

Mexican Wolves: A Survival Story

January 13, 2025

Guest Blog by Phil Hedrick Conservation of the Mexican wolf, a unique subspecies of gray wolf, has been a qualified success, with real progress made in the United States and…
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Oak woodland in the Sky Islands

Sending Sky Island Love to Los Angeles

January 9, 2025

As frightening winds blew through the heart of the Sky Islands yesterday, our neighbors in Los Angeles suffered through raging wildfires driven by similar angry winds. My heart is heavy…
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Tucson spring cleaning

A Look Ahead at 2025

January 7, 2025

We’re entering 2025 with our biggest portfolio of projects in recent years! We’ll be out in the Sky Islands working with you — our amazing volunteers and supporters — to…
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Tucson ‘Spring Cleaning’

January 6, 2025

Join our campaign to remove invasive species at nine priority springs in the Tucson area. Together, we can restore these crucial wildlife oases! We’ll meet every Tuesday morning and be working mostly in the Sabino Canyon area on the northeast side of town and near Vail and Davidson Canyon on the southeast side. Stay as long as you like, and leave for work if you need to. This is a great way to create an impact, get in a workout, and meet other volunteers.

Frog

Tucson ‘Spring Cleaning’

Join our campaign to remove invasive species at nine priority springs in the Tucson area. Together, we can restore these crucial wildlife oases! We’ll meet every Tuesday morning and be working mostly in the Sabino Canyon area on the northeast side of town and near Vail and Davidson Canyon on the southeast side. Stay as long as you like, and leave for work if you need to. This is a great way to create an impact, get in a workout, and meet other volunteers.

Javelinas

Best of 2024: SIA Wildlife Camera Photos

December 19, 2024

Every year we review hundreds of thousands of photos as part of our Border Wildlife Study, and in addition to the invaluable data we receive about the presence/absence of species…
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McGrew Spring

Tucson ‘Spring Cleaning’

December 18, 2024

Join our campaign to remove invasive species at nine priority springs in the Tucson area. Together, we can restore these crucial wildlife oases! We’ll meet every Tuesday morning and be working mostly in the Sabino Canyon area on the northeast side of town and near Vail and Davidson Canyon on the southeast side. Stay as long as you like, and leave for work if you need to. This is a great way to create an impact, get in a workout, and meet other volunteers.

Galiuros Wilderness spring seeking

Tucson ‘Spring Cleaning’

Join our campaign to remove invasive species at nine priority springs in the Tucson area. Together, we can restore these crucial wildlife oases! We’ll meet every Tuesday morning and be working mostly in the Sabino Canyon area on the northeast side of town and near Vail and Davidson Canyon on the southeast side. Stay as long as you like, and leave for work if you need to. This is a great way to create an impact, get in a workout, and meet other volunteers.

Seeding

Road Rewilding in the Huachucas

December 12, 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 structures, and installing signs to notify the public about closures. We’ll be camping overnight, but day-trippers are also welcome.