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A history of soil and water conservation in Tigray
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Historical maps, terrestrial and aerial photographs
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Land use and suitability for rainfed agriculture
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Land degradation in the Ethiopian highlands
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- Book Chapter
- open access
Repeat photography for studies on environmental changes and geomorphological processes in northern Ethiopia
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- Book Chapter
- open access
Long-term gully and river channel dynamics in Tigray
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Digital photographic archives for environmental and historical studies: an example from Ethiopia