Frank is Professor and Cooperative Extension Specialist in the Department of Animal Science of the College of Agricultural and Environmental Sciences at University of California, Davis

Frank on twitter - @GHGGuru

CLEAR Center on twitter - @UCDavisCLEAR

CLEAR Center on facebook - https://www.facebook.com/UCDavisCLEAR/

CLEAR Center website (look for "Rethinking Methane")- https://clear.ucdavis.edu/

White, R.R., M.B. Hall. 2017. Nutritional and greenhouse gas impacts of removing animals from US agriculture. http://www.pnas.org/content/pnas/early/2017/11/15/1707322114.full.pdf

EPA Inventory of U.S. Greenhouse Gas Emissions and Sinks  https://www.epa.gov/ghgemissions/inventory-us-greenhouse-gas-emissions-and-sinks

IPCC Sources and Sinks - https://www.ipcc.ch/site/assets/uploads/2018/05/ipcc_wg_I_1992_suppl_report_section_a1.pdf