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Cartographic features are types of abstract geographical features, which appear on maps but not on the planet itself, even though they are located on the planet. For example, grid lines, latitudes, longitudes, the Equator, the prime meridian, and many types of boundary, are shown on maps of Earth, but do not physically exist. They are ...
Nature is an inherent character or constitution, [1] particularly of the ecosphere or the universe as a whole. In this general sense nature refers to the laws, elements and phenomena of the physical world, including life.
The term "Natural Heritage" was picked up by the Science Division of The Nature Conservancy (TNC) when, under Robert E. Jenkins, Jr., it launched in 1974 what ultimately became the network of state natural heritage programs—one in each state, all using the same methodology and all supported permanently by state governments because they ...
Matters are complicated by the fact that the words nature and natural have more than one meaning. On the one hand there is the main dictionary meaning for nature: "The phenomena of the physical world collectively, including plants, animals, the landscape, and other features and products of the earth, as opposed to humans or human creations."
The stratopause, which is the boundary between the stratosphere and mesosphere, typically is at 50 to 55 km (31 to 34 mi; 164,000 to 180,000 ft). Troposphere: The troposphere begins at the surface and extends to between 7 km (23,000 ft) at the poles and 17 km (56,000 ft) at the equator, with some variation due to weather. The troposphere is ...
A strict nature reserve (IUCN Category Ia) is an area which is protected from all but light human use in order to protect its biodiversity and also possibly its geological/geomorphical features. [5] These areas are often home to dense native ecosystems where all human disturbance except scientific study, environmental monitoring and education ...
To try and define "nature" is, to use a variety of hackneyed natural metaphors, to stir up a hornet's nest, or to stumble into a quagmire, to step into a snakepit, or, maybe more to the point, to ...
Interfluve – Land between two converging, or confluent, rivers, mainly in the Punjab; Inverted relief – Landscape features that have reversed their elevation relative to other features; Island – Piece of subcontinental land completely surrounded by water; Islet – Very small island