Definition: An elevated area of land with a flat top and sides that are usually steep cliffs. Mesas form in areas where horizontally layered rocks are uplifted by tectonic activity.
Definition: A soil consisting of the upper layer of soil on the surface consisting of loose material capable of supporting life composed of a mixture of mineral and organic matter.
Definition: A savanna biome is a woodland biome which has seasonal water availability and includes, across its entire spatial extent, trees spaced sufficiently far apart to allow an unbroken layer of grass, sedge (Cyperaceae) or rush (Juncaceae) communities to live.