Rangelands cover more of Earth's land surface than any other type of land. They have
variable and harsh climates, are sparsely populated and remote from markets, produce …

This review provides an overview and integration of the use of resilience concepts to guide
natural resources management actions. We emphasize ecosystems and landscapes and …

In sagebrush ecosystems invasion of annual exotics and expansion of piñon (Pinus
monophylla Torr. and Frem.) and juniper (Juniperus occidentalis Hook., J. osteosperma …

Abstract Aim In the western United States, sagebrush (Artemisia spp.) and salt desert
shrublands are rapidly transitioning to communities dominated by exotic annual grasses, a …

Drylands support over 2 billion people and are major providers of critical ecosystem goods
and services across the globe. Drylands, however, are one of the most susceptible biomes …

State and transition models (STMs) are used to organize and communicate information
regarding ecosystem change, especially the implications for management. The fundamental …

Savannas are commonly described as a vegetation type with a grass layer interspersed with
a discontinuous tree or shrub layer. On the contrary, forbs, a plant life form that can include …

Plant community responses to livestock grazing lack conformity across studies, even those
conducted within similar ecosystems. Variability in outcomes can often be traced back to …

Aim Theory suggests that as ecological systems approach regime shifts, they become
increasingly slow in recovering from perturbations. This phenomenon, known as critical …

This study evaluated patterns and drivers of vegetation change in a semi-arid grassland in
southern Arizona across eleven years of extended drought and high temperatures, 2004 …