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Earth science or geoscience includes all fields of natural science related to the planet Earth. [1] This is a branch of science dealing with the physical, chemical, and biological complex constitutions and synergistic linkages of Earth's four spheres: the biosphere , hydrosphere / cryosphere , atmosphere , and geosphere (or lithosphere ).
Also called Indianite. A mineral from the lime-rich end of the plagioclase group of minerals. Anorthites are usually silicates of calcium and aluminium occurring in some basic igneous rocks, typically those produced by the contact metamorphism of impure calcareous sediments. anticline An arched fold in which the layers usually dip away from the fold axis. Contrast syncline. aphanic Having the ...
Americana (also known as American roots music) [1] is an amalgam of American music formed by the confluence of the shared and varied traditions that make up the musical ethos of the United States of America, with particular emphasis on music historically developed in the American South.
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 ...
Geographic information science (GIScience, GISc) or geoinformation science is a scientific discipline at the crossroads of computational science, social science, and natural science that studies geographic information, including how it represents phenomena in the real world, how it represents the way humans understand the world, and how it can be captured, organized, and analyzed.
Immigrants brought with them the Eastern European polka, Chinese and Japanese music, and Polish fiddling, Scottish and Irish music, Ashkenazi Jewish klezmer, and other styles of Indian, Russian, French, German, Italian, Arab and Latin music. In the 21st century, American popular music achieved great international acclaim.
Blues rock had been pioneered in the early 1960s by American singer-guitarist Lonnie Mack, [30] but the genre didn't take off in the U.S. until the mid-1960s, when American bands began to develop a sound similar to British blues and blues-rock musicians.
American popular music (also referred to as "American Pop") is popular music produced in the United States and is a part of American pop culture. Distinctive styles of American popular music emerged early in the 19th century, and in the 20th century the American music industry developed a series of new forms of music, using elements of blues ...