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Example of a state forest landmark sign, this one for the Cueva Ventana in Guajataca.. Puerto Rico state forests (Spanish: Bosques estatales de Puerto Rico), sometimes referred to as Puerto Rico Commonwealth forests in English, [1] [2] are protected forest reserves managed by the government of Puerto Rico, particularly by the Puerto Rico Department of Natural and Environmental Resources.
Terrestrial ecosystems occupy 55,660,000 mi 2 (144,150,000 km 2), or 28.26% of Earth's surface. [5] Major plant taxa in terrestrial ecosystems are members of the division Magnoliophyta (flowering plants), of which there are about 275,000 species, and the division Pinophyta (conifers), of which there are about 500 species.
An ecosystem (or ecological system) is a system formed by organisms in interaction with their environment. [2]: 458 The biotic and abiotic components are linked together through nutrient cycles and energy flows.
The Regions of Venezuela (Spanish: Regiones de Venezuela) are two groupings of Venezuela's states, capital district, and federal dependencies.Venezuela's natural regions (Regiones naturales) are divided by natural geography, and administrative regions (Regiones político-administrativas) are delineated for the purpose of regional administration.
California's high mountains block most moisture from reaching the eastern parts of the state, which are home to California's desert and xeric shrub ecoregions. The low desert of southeastern California is part of the Sonoran Desert ecoregion, which extends into Arizona and parts of northern Mexico. [2]
The tropical rainforest is made up of perennial trees, with a canopy reaching between 30 and 40 m (98 and 131 ft). There is a great variety and large populations of epiphytes and lianas, [3] and more than 3,000 species of vascular plants are found in the area. [5]
El Pinacate and Gran Desierto de Altar Biosphere Reserve (Spanish: Reserva de la Biosfera El Pinacate y Gran Desierto de Altar) is a biosphere reserve and UNESCO World Heritage Site [1] managed by the federal government of Mexico, specifically by Secretariat of the Environment and Natural Resources, in collaboration with the state governments of Sonora and the Tohono O'odham.
Delta Amacuro State (Spanish: Estado Delta Amacuro, IPA: [esˈtaðo ˈðelta amaˈkuɾo]) is one of the 23 states of Venezuela, and is the location of the Orinoco Delta.The Paria Gulf and the Atlantic Ocean are found to the north, Bolívar State is found to the south, the Atlantic Ocean and Guyana are found to the east, and Monagas State is found to the west.