%0 Artículo (Article) %A Oliva González, Aldo Onel %I Universidad Distrital Francisco José de Caldas %D 2017 %G Español (Spanish) %T Terrain instability in areas of mining activity: case Zaruma city, Ecuador %U http://hdl.handle.net/11349/20196 %X In this article terrain instability risk is analyzed for the urban area of Zaruma (El Oro Province, Ecuador) and the soils and rock mass wasting this phenomenon causes, producing considerable negative impacts over the economy, society and environment. Geological, geotechnical, geomorphological, hydrogeological, tectonic and, with a special emphasis, mining activity and urban development in the area of study are described. Main conditioning and triggering terrain instability factors are evaluated, and criteria and recommendations area formulated to reduce risk, as a way to prevent or mitigate negative impacts from these phenomena.