CAST papers are developed by interdisciplinary task forces composed of volunteer authors, chairs, reviewers, liaisons, and translators from academia, industry, and government. This index recognizes those contributors and highlights the breadth of expertise that supports CAST’s work.

Sally Flis

Affiliation
Nutrien Ag Solutions
Publications as Author
COVID-Impacts
This commentary evaluates how agricultural science and technology can support implementation of the federal Climate 21 Project, which positions the U.S. Department of Agriculture as a central actor in national climate mitigation and resilience strategies. Agriculture and forestry are highlighted as the only major sectors capable of becoming net greenhouse gas sinks, offering substantial potential to help the United States reach net‑zero emissions by 2050 through soil carbon sequestration, improved nutrient management, reduced tillage, and strengthened crop and livestock systems.
Publications as CAST Liaison
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U.S. agricultural productivity has doubled over the past 50 years, but water quality improvement has been minimal despite increased efficiency. This paper reviews the processes, conservation practices, and programs influencing agriculture's impact on surface and groundwater quality, examining the complexities of nutrient cycling, management trade-offs, and federal conservation program effectiveness. Key needs identified include more precise nutrient recommendations, improved water monitoring methods, novel conservation practices addressing dissolved nutrient loss, and greater cost-effectiveness through regional and industry collaboration.