Effect of woody-plant encroachment on livestock production in North and South America - Anadón, José D.; Sala, Osvaldo E.; Turner, B. L.; Bennett, Elena M. (Proceedings of the National Academy of Sciences - PNAS, 2014)
Keywords: Agroecosystems; Animals; Argentina; Biological Sciences; Cattle; Climate; Conservation of Natural Resources - trends; cows; Ecoregions; Ecosystem; Ecosystem services; Ecosystems; Effects; Encroachment; Environmental Monitoring; Flowers & plants; Grasslands; land cover; Land management; Livestock; Livestock production; managers; Poaceae; Productivity; Range management; Rangeland ecology; Rangelands; recreation; savannas; Statistical variance; Trees; United States; United States; Argentina; South America; North America; USA; food production; global change; social–ecological systems