Desert Bighorn Sheep Populations

Sheep Populations Increased Significantly Following Removal of Domestic Cattle by Jeff Aardahl, Senior CA Representative, Defenders of Wildlife Introduction Desert bighorn sheep occupy approximately 50 ranges in the Mojave Desert (Figure 1) with a total estimated population of 3,778 individuals, with populations in each range varying in size from less than 25 to 400. Most … Continue reading Desert Bighorn Sheep Populations

Illegal Grazing

Lawsuit Seeks Eviction of Cliven Bundy's Trespassing Cattle by Erik Molvar, Executive Director, Western Watersheds Project In the Mojave Desert northeast of Las Vegas, Gold Butte National Monument encompasses spectacular geologic features, ancient Indigenous sites, and fragile desert tortoise habitats. Here, infamous rancher Cliven Bundy has illegally grazed his livestock for the past three decades, … Continue reading Illegal Grazing

Drive Like a Tortoise

Road Tripping in Mojave National Preserve by Superintendent Mike Gauthier and Deputy Superintendent Debra Hughson Roads in Mojave National Preserve provide convenient routes between Palm Springs, California, and Las Vegas, Nevada, as well as between Interstates 40 and 15. They travel through some breathtaking landscapes which are popular for many travelers. The Preserve provides a … Continue reading Drive Like a Tortoise


Permanently Protecting an ‘Island in the Sky’

Conglomerate Mesa Is Still in Dispute by Kayla Browne, Conglomerate Mesa Coalition Campaign Manager Over the last year, the Conglomerate Mesa Coalition1 has been hard at work protecting the Mesa. In the lull between the Bureau of Land Management (BLM) decision requiring an Environmental Impact Statement (EIS) for K2 Gold's expanded exploration project and the … Continue reading Permanently Protecting an ‘Island in the Sky’


The Anthropocene

A Changed Planet by Jan Zalasiewicz, Martin J. Head, Colin N. Waters, Simon Turner, Mark Williams, John R. McNeill, Jaia Syvitski, Anthony Barnosky, Naomi Oreskes, and Peter Haff Anthropocene: when atmospheric chemist and Nobel laureate Paul Crutzen spontaneously coined the term during a meeting of the International Geosphere-Biosphere Programme at Cuernavaca, Mexico in 2000, a … Continue reading The Anthropocene