Some plant roots draw a line in the sand — literally. In South Africa, you can move between cool, green forest and sunbaked shrubland in a single stride. These narrow borders between dramatically ...

1. Most studies of the potential for natural habitat to improve agricultural productivity have been conducted in transformed, temperate regions, but little is known of the importance of agroecosystem ...

Coastal dunes are increasingly at risk due to pressures deriving from global climate change, sea level rise, recreation and development. The consequences of the "coastal squeeze" in which dunes are ...