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based on the geometry of space-filling curves. They assume that the weights are integers and that their sum is a square number. The regions of the map are rectilinear polygons and highly non-ortho-convex. Their aspect ratio is guaranteed to be at most 4. GosperMaps [20] based on the geometry of Gosper curves. It is ordered and stable, but has a ...
Austin T. Blakeslee Natural Area, Monroe County, Pennsylvania. The northern hardwood forest is a general type of North American forest ecosystem found over much of southeastern and south-central Canada, Ontario, and Quebec, extending south into the United States in northern New England, New York, and Pennsylvania, and west along the Great Lakes to Minnesota and western Ontario.
Map of wood-filled areas in the United States, circa 2000 [1]. In the United States, the forest cover by state and territory is estimated from tree-attributes using the basic statistics reported by the Forest Inventory and Analysis (FIA) program of the Forest Service. [2]
Paubrasilia echinata is a species of flowering plant in the legume family, Fabaceae, that is endemic to the Atlantic Forest of Brazil. [4] [5] It is a Brazilian timber tree commonly known as Pernambuco wood or brazilwood [6] (Portuguese: pau-de-pernambuco, pau-brasil; [6] Tupi: ybyrapytanga [7]) and is the national tree of Brazil. [5]
The following is a list of old-growth forests in the Commonwealth of Massachusetts.Old growth is defined as those forests that have not been logged (and have not been significantly disturbed by human beings) in the last 150 years.
Leafcutter ants live only in South America, Mexico, Central America, and a few select areas of the Southern United States, including Texas.. There are at least 55 distinct species of leaf cutter ...
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Growing sometimes to tree height is the Greenland mountain ash (Sorbus decora), which is usually a shrub. [1] Green alder (Alnus alnobetula) is also found in the valley. [2] Trees in the Qinngua valley (1900) It is possible that other forests of this type once existed in Greenland but were cleared by early settlers for firewood or building ...