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Pennsylvania Geological Survey
The Pennsylvania Geological Survey or Bureau of Topographic and Geologic Survey (BTGS), is a geological survey enacted by the Pennsylvania General Assembly "to serve the citizens of Pennsylvania by collecting, preserving, and disseminating impartial information on the Commonwealth's geology, geologic resources, and topography in order to contribute to the understanding, wise use, and conservation of its land and included resources." The geological survey operates under the Pennsylvania Department of Conservation and Natural Resources. History In total, four surveys have been conducted in the commonwealth. The first survey was created in 1836, making it one of the oldest geological survey A geological survey is the systematic investigation of the geology beneath a given piece of ground for the purpose of creating a geological map or model. Geological surveying employs techniques from the traditional walk-over survey, studying outc ...s in the United States. It was followed by ...
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Pennsylvania General Assembly
The Pennsylvania General Assembly is the legislature of the U.S. commonwealth of Pennsylvania. The legislature convenes in the State Capitol building in Harrisburg. In colonial times (1682–1776), the legislature was known as the Pennsylvania Provincial Assembly and was unicameral. Since the Constitution of 1776, the legislature has been known as the General Assembly. The General Assembly became a bicameral legislature in 1791. Membership The General Assembly has 253 members, consisting of a Senate with 50 members and a House of Representatives with 203 members, making it the second-largest state legislature in the nation, behind New Hampshire, and the largest full-time legislature. Senators are elected for a term of four years. Representatives are elected for a term of two years. The Pennsylvania general elections are held on the Tuesday after the first Monday in November in even-numbered years. A vacant seat must be filled by special election, the date of which is set by ...
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Pennsylvania Department Of Conservation And Natural Resources
The Pennsylvania Department of Conservation and Natural Resources (DCNR), established on July 1, 1995, is the agency in the U.S. State of Pennsylvania responsible for maintaining and preserving the state's 124 state parks and 20 state forests; providing information on the state's natural resources; and working with communities to benefit local recreation and natural areas. The agency has its headquarters in the Rachel Carson State Office Building in Harrisburg. The department was formed when then-governor Tom Ridge split the Department of Environmental Resources (DER) into the DCNR and Department of Environmental Protection (DEP). History Current Secretary of Conservation and Natural Resources * Cindy Adams Dunn (Appointed January 2015) Past Secretaries of Conservation and Natural Resources * Ellen Ferretti (Appointed September 2013) * John Quigley (Appointed April 2009) * Michael D. DiBerardinis (Appointed January 2003) * John C. Oliver (Appointed November 1995) Education T ...
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Geological Survey
A geological survey is the systematic investigation of the geology beneath a given piece of ground for the purpose of creating a geological map or model. Geological surveying employs techniques from the traditional walk-over survey, studying outcrops and landforms, to intrusive methods, such as hand augering and machine-driven boreholes, to the use of geophysical techniques and remote sensing methods, such as aerial photography and satellite imagery. Such surveys may be undertaken by state, province, or national geological survey organizations to maintain the geological inventory and advance the knowledge of geosciences for the benefit of the nation. A geological survey map typically superimposes the surveyed extent and boundaries of geological units on a topographic map, together with information at points (such as measurements of orientation of bedding planes) and lines (such as the intersection of faults with the land surface). The maps and reports created by geological surv ...
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Geology Of Pennsylvania
The Geology of Pennsylvania consists of six distinct physiographic provinces, three of which are subdivided into different sections. Each province has its own economic advantages and geologic hazards and plays an important role in shaping everyday life in the state. They are: (listed from the southeast corner to the northwest corner) the Atlantic Coastal Plain Province, the Piedmont Province, the New England Province, the Ridge and Valley Province, the Appalachian Plateau Province, and the Central Lowlands Province. A majority of the rocks in Pennsylvania exposed at the surface are sedimentary and were deposited during the Paleozoic Era. Almost all of the metamorphic and igneous rocks are confined to the southeast portion of the state. A total of four orogenies have affected the rocks of the Commonwealth including the Grenville orogeny, the Taconic orogeny, the Acadian orogeny, and the Appalachian orogeny. The Appalachian event has left the most evidence and has continued to sh ...
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