| mapping "old" vs. "young" piñon-juniper stands with a predictive topo-climatic model. | piñon pine and juniper woodlands in the southwestern united states are often represented as an expanding and even invasive vegetation type, a legacy of historic grazing, and culpable in the degradation of western rangelands. a long-standing emphasis on forage production, in combination with recent hazard fuel concerns, has prompted a new era of woodland management with stated restoration objectives. yet the extent and dynamics of piñon-juniper communities that predate intensive euro-american set ... | 2008 | 18839759 |