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An ecosystem (or ecological system) consists of all the organisms and the abiotic pools (or physical environment) with which they interact. [3][4]: 5 [2]: 458 The biotic and abiotic componentsare linked together through nutrient cycles and energy flows. [5] "Ecosystem processes" are the transfers of energy and materials from one pool to another.
Biome. A biome (/ ˈbaɪ.oʊm /) is a distinct geographical region with specific climate, vegetation, and animal life. It consists of a biological community that has formed in response to its physical environment and regional climate. [ 1 ][ 2 ] Biomes may span more than one continent. A biome encompasses multiple ecosystems within its boundaries.
Forests are the largest terrestrial ecosystems of Earth by area, and are found around the globe. [ 8 ] 45 percent of forest land is in the tropical latitudes. The next largest share of forests are found in subarctic climates, followed by temperate, and subtropical zones. [ 9 ]
Spanish names are the traditional way of identifying, and the official way of registering, a person in Spain. They are composed of a given name (simple or composite [a]) and two surnames (the first surname of each parent). Traditionally, the first surname is the father's first surname, and the second is the mother's first surname.
A grass savanna at Kruger National Park in South Africa. A savanna or savannah is a mixed woodland - grassland (i.e. grassy woodland) biome and ecosystem characterised by the trees being sufficiently widely spaced so that the canopy does not close. The open canopy allows sufficient light to reach the ground to support an unbroken herbaceous ...
Aconcagua. The Andes (/ ˈændiːz / AN-deez), Andes Mountains or Andean Mountain Range (Spanish: Cordillera de los Andes; Quechua: Anti) are the longest continental mountain range in the world, forming a continuous highland along the western edge of South America. The range is 8,900 km (5,530 mi) long and 200 to 700 km (124 to 435 mi) wide ...
Universal natural resourcesand physical phenomenathat lack clear-cut boundaries, such as air, water and climate, as well as energy, radiation, electric chargeand magnetism, not originating from civilized human actions. In contrast to the natural environment is the built environment.
The California coastal sage and chaparral (Spanish: Salvia y chaparral costero de California) is a Mediterranean forests, woodlands, and scrub ecoregion, defined by the World Wildlife Fund, located in southwestern California (United States) and northwestern Baja California (Mexico). It is part of the larger California chaparral and woodlands ...