Learn about proposed changes to the Endangered Species Act
The short version: In April 2025, the U.S. Fish and Wildlife Service and the National Marine Fisheries Service proposed changes to the Endangered Species Act (ESA). They aim to redefine […]
Our ask this spring: invest locally
Thanks to an incredibly generous donor, we are now matching donations up to $50,000 this spring. Will you help us reach our goal of raising $100,000? The version of the […]
Pima County to acquire Kelly Ranch for conservation
We are delighted to share that the Kelly Ranch property was approved for acquisition by Pima County on April 1st, 2025 as conservation lands! This 109-acre parcel is adjacent to […]
This Little Owl has a Big History
The cactus ferruginous pygmy owl (CFPO) is only 6 inches tall but plays a big part in the Coalition’s story. Written by Jonni Zeman Even after all this time, this […]
Quail Canyon and the Sonoran Desert Conservation Plan
Pima County’s Sonoran Desert Conservation Plan (SDCP) is Pima County’s blueprint for growth, with biologically-important lands identified by local biologists who convened as the Science Technical Advisory Team. In 2001, […]
Tucson-Tortolita Mountains Wildlife Linkage: The Latest Data and Looking Ahead
Last month we shared that we expanded this project in 2022, with cameras on either side of I-10 between the Tucson Mountains and Tortolita Mountains, and six more planned to […]
Pima County pursues new protected open spaces
Late last year, Pima County announced a slate of new protected open space acquisitions they are pursuing with the $2 million allocated for the acquisition of conservation land in the […]
The latest on I-11: Lawsuit sees its first day in court
On Wednesday, January 25, 2023, U.S. District Judge John C. Hinderaker heard arguments on the federal government’s motion to dismiss a portion of our challenge to Interstate 11 filed in […]
SnapShot USA in full swing
The Snapshot USA project is a huge collaborative effort to sample mammal populations with camera traps across all of the United States. The study is designed to sample sites in […]
The first Tortolita BioBlitz was a huge success!
On Saturday November 19th, 46 participants made almost 700 observations of over 135 species! The first Tortolita Preserve BioBlitz was a huge success! What a great way to share and […]