The document discusses building a sustainable biobased economy by focusing on feedstock sustainability. It outlines several voluntary initiatives that companies and organizations are involved in to establish sustainability standards and best practices for agricultural feedstocks. These include the Bioplastics Feedstock Alliance, Field to Market, and certification schemes. The document also describes a project to create a low-carbon corn supply basin in the Midwest US through adopting best management practices like optimized fertilizer use, no-till farming, and manure application.