John Derek Scasta

Quantifying Free-Roaming Horse Body Condition: A Methodological Investigation Using Game Cameras and Observer Bias Corrections

Large populations of free-roaming horses (Equus caballus ) inhabit the western United States, Australia, and other arid and semi-arid rangelands globally. In the United States, horse body condition has been the impetus for gathering and removing horses under an emergency designat...

Global Review of Grazing Beef Cattle and Methane Emissions: More Simultaneous Animal and Soil Sampling Needed to Inform Appropriate Policy and Management

There are increasing concerns about enteric methane (CH 4 ) emissions from beef cattle. These animals spend most of their lives grazing, a phase responsible for the majority of their CH 4 emissions. Despite this, emissions from grazing beef cattle have not been well documented. R...