landscape unit

Landscape management: Actions aimed, from a sustainable development perspective, at ensuring the regular maintenance of a landscape, in order to guide and harmonize the transformations induced by social, economic, and environmental processes.

Valley

Plain of land between mountains or heights. River basin.

Vega

A landform characteristic of sedimentary basins and depressions, with a flat, low-lying topography and watered by a river. Its highly fertile alluvial soils are clearly suited to agriculture.

Estuary

1. Lower section of a river, from its mouth at the sea to the point where the tide rises and fresh and salt waters mix. 2. Former river valley flooded by the sea. 3. River valley that, at its mouth, is inundated by seawater due to the subsidence of the sea level.

Landscape protection

Actions aimed at conserving and maintaining the significant or characteristic aspects of a landscape, justified by their heritage value derived from their natural configuration and/or human action.

Ramp

1. A gently sloping, elongated physiographic surface that connects the elevations of a mountain range with the plains nestled within a sedimentary basin. 2. Part of a thrust surface or normal fault that forms the inclined sections of the fault where it cuts obliquely across the contacts of the formations. 3. […]

Rasa

Hanging abrasion platform.

Peneplain

1. A landform that typically covers large areas and, due to erosion, presents a gently undulating surface with little difference in elevation between valleys and interfluves. Composed of ancient and eroded materials, its formation corresponds to the end of the erosion cycle, which is completed with the total destruction of the landforms. […]

Foothills

1. A fragile slope located at the foot of a mountain range formed by alluvial erosion. 2. A region of predominantly flat, gently sloping relief located at the foot of a mountain or mountain range, consisting of erosion surfaces and, above all, alluvial glacis and fans.

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