This presentation is meant to stimulate action by informing others of the nature of our goals and the urgency of the need for persons with the expertise in real estate law and land acquisition to...
Grazing
This previously very good soil supporting mesquite bosque as well as sacaton fields has been decimated by cattle. Much of the soil has (and continues to) blow away in the wind.
Type of Content: Image Content
Some ranchers get convinced tilling of the desert soils will result in more forage for their cows. Needless to say in a desert environment this does not work. It may promote some extra grass for 1...
Type of Content: Image Content
Cows in the dry Sonoran Desert often must resort to eating cactus, including the famously painful jumping cholla. Seeing cattle in Sonora with cholla balls on their face or prickly pear spines...
Type of Content: Image Content
The Center for Biological Diversity and Defenders of Wildlife hereby formally petition the U.S. Fish and Wildlife Service (also “Service”) to list one of the following entities of cactus...
Type of Content: Reports, Papers, Journal Articles
The Rio Yaqui drainage basin of northwestern Mexico comprises about 73,000 km of the most inaccessible and rugged terrain in western North America (Blásquez 1959). An average annual discharge of...
Type of Content: Reports, Papers, Journal Articles
Created as part of a collection of Arizona river overview documents titled "River of the Month Series, Celebrating Arizona’s Rivers". These reports were prepared and supported by Environmental...
Type of Content: Reports, Papers, Journal Articles
Jaguars are endangered in Mexico and the United States, necessitating careful monitor- ing of population status. We determined minimum numbers of jaguars and sympatric pumas in a small population...
Type of Content: Reports, Papers, Journal Articles
TDF and thorn-scrub are often cleared to make way for planting of non-native buffelgrass (Pennisetum ciliare) for cattle forage. Calumnar cactus are often left, but do not always survive....
Type of Content: Image Content
This horrible photo of the killing of mountain lions in the name of protecting livestock is a reminder of the gruesome nature of the business.
Type of Content: Image Content
The Rio Sonoyta, despite grazing across the watershed, agriculture, groundwater pumping, and the incredible dry nature of the region, still has perennial flow in stretches west of the town of...
Type of Content: Basic page
An Endangered Species within Organ Pipe Cactus National Monument: Historical Significance and Management Challenges
The largest body of water at Organ Pipe Cactus National Monument is...
Type of Content: Reports, Papers, Journal Articles
Cattle grazing is the default use of most land in Sonora. It is a large part of life for rural people of Sonora and contributes to a number of people's incomes. It is also the source of the state'...
Type of Content: Basic page
This area was overgrazed, then tilled and planted with buffelgrass, and now the buffelgrass is almost gone. Older plants are on mounds of soil indicating how much topsoil has washed and blown away...
Type of Content: Image Content
Southeast of Nogales, Sonora.
Type of Content: Image Content
It's becoming common knowledge that buffelgrass (Pennisetum ciliare) is a huge problem for native vegetation in the Sonoran Desert of southern Arizona. In Sonora the problem is much worse. Vast...
Type of Content: Blog entry
