Given the enormity of the affected cattle population in Great Britain, a means of assessing risk to the human population is paramount, and more sensitive methods for detection of prions are urgently needed, the researchers said. (ucsf.edu)
Howarth also noted that some satellite data says the global methane increases have come from the U.S., where cattle population has dropped and rice production has mostly leveled off. (insideclimatenews.org)
Agency officials say they must shift the focus to monitoring deer and cattle populations for contagious diseases such as tuberculosis. (michiganpuppymills.com)