semi-arid

The increasing density of shrubs and trees across a landscape

Woody thickening is a global phenomenon whereby the density of trees and woody shrubs is increasing in the landscape. Although most commonly seen in arid and semi-arid landscapes, it also occurs in other environments. This process has a number of impacts on landscape function. Woody thickening can be a naturally occurring phenomenon but is being enhanced by climate change, changes in fire regimes and other human land use activity. Woody thickening influences carbon storage and (more)...

Benefits and costs of buffel grass

Buffel grass (Cenchrus ciliaris) is a valuable introduced species for pastoral production but its invasion into arid and semi-arid rangelands represents a key threatening process for conservation values.

More than just the odd tree