Professor of Land System Science Contact details Email: casey.ryan@ed.ac.uk Web: Edinburgh Research Explorer Social: LinkedIn Web: Blog About Casey Casey is interested in how land-use changes impact socio-ecological systems, including grasslands, savannas and woodlands in the tropics and in the UK. Land-use change includes intensification, deforestation and forest degradation. Casey uses a mix of remote sensing, ecological fieldwork and modelling, household surveys and interviews and is interested in developing new methods to quantify degradation and its drivers and outcomes. This article was published on Monday 15 December 2025