Urbanization
Citizen Scientists Survey Dwindling Monarch Butterfly Populations
By Jose Ivan Cazares | Tuesday, April 2, 2019
The U.S. Fish and Wildlife Service is considering protecting monarch butterflies, and citizen scientists are providing the data needed by researchers to make that decision.
Joshua Tree National Park Celebrates Expansion in a Sea of Blooms
By Jill Replogle | Monday, April 1, 2019
A federal bill adds 4,518 acres to Joshua Tree National Park and increases protection for more than 1 million additional acres elsewhere in California, Utah and New Mexico.
The Endangered Mexican Gray Wolf is Still Endangered – For Now
By Andrew Howard | Monday, April 1, 2019
The Mexican gray wolves were almost driven to extinction in the 1970s, but currently number about 100 animals in Arizona, New Mexico and northern Mexico.
High Costs Could Force Tucson to Scrap Collection of Some Recyclables
By Claire Caulfield | Thursday, March 28, 2019
Tucson officials said this week the city might have to stop taking glass bottles and newspapers until markets for those items recover.
To Unlock the Secrets of Urban Coyotes, Biologists Turn to Poop
By Ryan Fonseca | Monday, March 25, 2019
The National Park Service is cataloging scat to better understand how coyotes have carved out such a comfortable life in the hybrid ecosystem they share with humans.
Border BioBlitz Event Sheds Light on Plants, Animals & Ecosystems
By Kendal Blust | Friday, March 15, 2019
Nearly two dozen groups of experts and citizen scientists explored trails, parks and wilderness areas to document biodiversity in Arizona's borderlands region.
Biologists Suspect Rat Poison after Another Mountain Lion Contracts Rare Disease
By Ryan Fonseca | Monday, March 11, 2019
National Park Service researchers said 17 of 18 local mountain lions they've tested have been exposed to rat poison.
Storage of Commercial Honeybees on Federal Land May Protect Hives, Threaten Diversity
By Nick Bowlin | Friday, March 8, 2019
Honeybee storage on forest service land is not new: The practice exists in Arizona and California, as well as in northern Utah.