Land use and cover dynamics in Africa since the nineteenth century: warped terrestrial photographs of North Ethiopia

Gully head retreat rates in the semi-arid highlands of Northern Ethiopia

(2012) Amaury Frankl et al.   GEOMORPHOLOGY

Historical landscape photographs for calibration of Landsat land use/cover in the northern Ethiopian highlands

(2012) S. de Mûelenaere et al.   LAND DEGRADATION & DEVELOPMENT

Linking long-term gully and river channel dynamics to environmental change using repeat photography (Northern Ethiopia)

(2011) Amaury Frankl et al.   GEOMORPHOLOGY

Fast robust large-scale mapping from video and internet photo collections

(2010) Jan-Michael Frahm et al.   ISPRS JOURNAL OF PHOTOGRAMMETRY AND REMOTE SENSING

Desertification? Northern Ethiopia re-photographed after 140 years

(2009) Jan Nyssen et al.   SCIENCE OF THE TOTAL ENVIRONMENT

Soil landscapes, land cover change and erosion features of the Central Plateau region of Tigrai, Ethiopia: Photo-monitoring with an interval of 30 years

(2008) R. Neil Munro et al.   CATENA

An upland farming system under transformation: Proximate causes of land use change in Bela-Welleh catchment (Wag, Northern Ethiopian Highlands)

(2008) J. Nyssen et al.   SOIL & TILLAGE RESEARCH