Originally printed in The Land - April 19, 2018 https://z.umn.edu/CortusTheLand My name is Erin Cortus and I am a new faculty member in the Bioproducts and Biosystems Engineering Department at the University of Minnesota. My role is to provide engineering expertise in the area of sustainable animal agriculture systems. Through Extension and research, I work with producers and community members to understand and continually improve the environments in which we raise livestock. What is a sustainable animal agriculture system? The answer depends on many things, and that is what makes my job both exciting and challenging. At the heart of most agriculture sustainability definitions you find the following question: What are the current social, economic and environmental considerations that allow a system to continue to produce food, fuel and fiber for future generations? This goal seems simple enough, but we also have to consider the following. Every farm, company and indust...