Through a case study of the “invasive alien species” (IAS) narrative in South Africa, Susanna Lidström, Simon West, Tania Katzschner, M. Isabel Pérez-Ramos, and Hedley Twidle suggest that IAS oversimplifies the webs of ecological, biological, economic, and cultural relations to a simple “good” versus “bad” battle between easily discernible “natural” and “nonnatural” identities.

This article seeks to shed light on some of the many possible interactions between changes in rainfall regime, one of the climatic factors with the greatest bearing on the history of human society, and the economic and socio-environmental dynamics of Costa Rica.

This paper describes a regional case study of the history of forestry practices in the north-eastern part of the central plateau of Switzerland during the nineteenth century, based on an analysis of official documents connected with forestry.