Resultado de búsqueda
Hace 2 días · Deforestation or forest clearance is the removal and destruction of a forest or stand of trees from land that is then converted to non-forest use. [1] Deforestation can involve conversion of forest land to farms, ranches, or urban use. About 31% of Earth's land surface is covered by forests at present. [2]
11 de mar. de 2024 · One of the key contributions of William Morris Davis to geography is his cycle of erosion. This theory suggests that larger rivers go through three main stages of development, known as the youthful, mature, and old-age stages.
Hace 2 días · The rate of soil erosion is 10–20 times higher than the rate of soil accumulation in agricultural areas that use no-till farming. In areas with tilling it is 100 times higher. Climate change worsens this type of land degradation and desertification .
Hace 2 días · On the east, it is strongly undercut by the retrogressive erosion of the headwaters of the Red, Brazos, and Colorado rivers of Texas and presents a ragged escarpment approximately 500 to 800 ft (150 to 240 m) high, overlooking the central denuded area of that state.
Hace 6 días · El académico de la Universidad de Valparaíso, Patricio Winckler, explicó los desafíos que conlleva la erosión costera, teniendo en cuenta la falta de actualización de la política nacional de la...
Hace 4 días · The Status of the World’s Soil Resources Report (FAO and ITPS 2015) found that soil erosion represents the greatest global threat to soil functions (Montanarella et al. 2016), risking food security, water quality, and climate change mitigation.
Hace 4 días · Description. This report presents the result of WP2 of the RECARE project. One of the objectives of WP2 (Base for RECARE data collection and methods) is to provide an improved overview of existing information on soil threats and degradation at the European scale.
