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Soil Health as a Transformational Change Agent for US Grazing Lands Management
Authors:Justin D Derner  Alexander J Smart  Theodore P Toombs  Dana Larsen  Rebecca L McCulley  Jeff Goodwin  Scott Sims  Leslie M Roche
Institution:1. Rangeland Scientist, US Department of Agriculture (USDA)?Agricultural Research Service (ARS), Rangeland Resources and Systems Research Unit, Cheyenne, WY 82009, USA;2. Professor, Department of Natural Resource Management, South Dakota State University, Brookings, SD 57007, USA;3. Conservation Scientist, Environmental Defense Fund, Boulder, CO 80302, USA;5. Professor, Department of Plant and Soil Sciences, University of Kentucky, Lexington, KY 40546-0031, USA;6. Range and Pasture Consultant, Noble Research Institute, LLC, Ardmore, OK 73401, USA;g. Rancher, Sims Cattle Co. LLC, McFadden, WY 82083, USA;h. Assistant Cooperative Extension Specialist, Department of Plant Sciences, University of California-Davis, Davis, CA 95616-8571, USA.
Abstract:There is rapidly growing national interest in grazing lands’ soil health, which has been motivated by the current soil health renaissance in cropland agriculture. In contrast to intensively managed croplands, soil health for grazing lands, especially rangelands, is tempered by limited scientific evidence clearly illustrating positive feedbacks between soil health and grazing land resilience, or sustainability. Opportunities exist for improving soil health on grazing lands with intensively managed plant communities (e.g., pasture systems) and formerly cultivated or degraded lands. Therefore, the goal of this paper is to provide direction and recommendations for incorporating soil health into grazing management considerations on grazing lands. We argue that the current soil health renaissance should not focus on improvement of soil health on grazing lands where potential is limited but rather forward science-based management for improving grazing lands’ resilience to environmental change via 1) refocusing grazing management on fundamental ecological processes (water and nutrient cycling and energy flow) rather than maximum short-term profit or livestock production; 2) emphasizing goal-based management with adaptive decision making informed by specific objectives incorporating maintenance of soil health at a minimum and directly relevant monitoring attributes; 3) advancing holistic and integrated approaches for soil health that highlight social-ecological-economic interdependencies of these systems, with particular emphasis on human dimensions; 4) building cross-institutional partnerships on grazing lands’ soil health to enhance technical capacities of students, land managers, and natural resource professionals; and 5) creating a cross-region, living laboratory network of case studies involving producers using soil health as part of their grazing land management. Collectively, these efforts could foster transformational changes by strengthening the link between natural resources stewardship and sustainable grazing lands management through management-science partnerships in a social-ecological systems framework.
Keywords:ecological processes  human dimensions  living laboratory network  social-ecological systems
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