Burial: The act or ceremony of putting a corpse into the ground or a vault, or into the sea; or the inurnment of CREMAINS.Cemeteries: Areas set apart as burial grounds.Archaeology: The scientific study of past societies through artifacts, fossils, etc.Funeral Rites: Those customs and ceremonies pertaining to the dead.Ulmus: A plant genus of the family ULMACEAE that is susceptible to Dutch elm disease which is caused by the ASCOMYCOTA fungus, Ophiostoma.Radiometric Dating: Techniques used to determine the age of materials, based on the content and half-lives of the RADIOACTIVE ISOTOPES they contain.History, Ancient: The period of history before 500 of the common era.Hebrides: A group of islands in the Atlantic Ocean west of Scotland, comprising the Outer Hebrides and the Inner Hebrides.Snow: Frozen water crystals that fall from the ATMOSPHERE.History, Medieval: The period of history from the year 500 through 1450 of the common era.Amaranthaceae: A family of flowering plants in the order Caryophyllales, with about 60 genera and more than 800 species of plants, with a few shrubs, trees, and vines. The leaves usually have nonindented edges.Mikania: A plant genus of the family ASTERACEAE. Members contain scandenolide (a sesquiterpene lactone) and germacranolides.Paleopathology: The study of disease in prehistoric times as revealed in bones, mummies, and archaeologic artifacts.Neanderthals: Common name for an extinct species of the Homo genus. Fossils have been found in Europe and Asia. Genetic evidence suggests that limited interbreeding with modern HUMANS (Homo sapiens) took place.Forensic Genetics: The application of genetic analyses and MOLECULAR DIAGNOSTIC TECHNIQUES to legal matters and crime analysis.Mummies: Bodies preserved either by the ancient Egyptian technique or due to chance under favorable climatic conditions.Fossils: Remains, impressions, or traces of animals or plants of past geological times which have been preserved in the earth's crust.Silicon Dioxide: Transparent, tasteless crystals found in nature as agate, amethyst, chalcedony, cristobalite, flint, sand, QUARTZ, and tridymite. The compound is insoluble in water or acids except hydrofluoric acid.Siberia: A region, north-central Asia, largely in Russia. It extends from the Ural Mountains to the Pacific Ocean and from the Arctic Ocean to central Kazakhstan and the borders of China and Mongolia.Biomass: Total mass of all the organisms of a given type and/or in a given area. (From Concise Dictionary of Biology, 1990) It includes the yield of vegetative mass produced from any given crop.Forensic Dentistry: The application of dental knowledge to questions of law.Artemisia: A plant genus of the family ASTERACEAE with strong-smelling foliage. It is a source of SANTONIN and other cytotoxic TERPENES.Soil: The unconsolidated mineral or organic matter on the surface of the earth that serves as a natural medium for the growth of land plants.History, 17th Century: Time period from 1601 through 1700 of the common era.Mountaineering: A sport involving mountain climbing techniques.Strontium Isotopes: Stable strontium atoms that have the same atomic number as the element strontium, but differ in the atomic weight. Sr-84, 86, 87, and 88 are the stable strontium isotopes.Plant Transpiration: The loss of water vapor by plants to the atmosphere. It occurs mainly from the leaves through pores (stomata) whose primary function is gas exchange. The water is replaced by a continuous column of water moving upwards from the roots within the xylem vessels. (Concise Dictionary of Biology, 1990)Atmosphere: The gaseous envelope surrounding a planet or similar body. (From Random House Unabridged Dictionary, 2d ed)QatarNewspapers: Publications printed and distributed daily, weekly, or at some other regular and usually short interval, containing news, articles of opinion (as editorials and letters), features, advertising, and announcements of current interest. (Webster's 3d ed)Weather: The state of the ATMOSPHERE over minutes to months.Gulf War: United Nations' action to intervene in conflict between the nation of Kuwait and occupying Iraqi forces, occurring from 1990 through 1991.Persian Gulf Syndrome: Unexplained symptoms reported by veterans of the Persian Gulf War with Iraq in 1991. The symptoms reported include fatigue, skin rash, muscle and joint pain, headaches, loss of memory, shortness of breath, gastrointestinal and respiratory symptoms, and extreme sensitivity to commonly occurring chemicals. (Nature 1994 May 5;369(6475):8)Gulf of Mexico: A body of water located at the southeastern corner of North America. It is bordered by the states to the north of Florida, Alabama, Mississippi, Louisiana, Texas; by five Mexican states to the west: Tamaulipas, Veracruz, Tabasco, Campeche, Yucatan; and by Cuba to the southeast.Ceremonial Behavior: A series of actions, sometimes symbolic actions which may be associated with a behavior pattern, and are often indispensable to its performance.Grief: Normal, appropriate sorrowful response to an immediate cause. It is self-limiting and gradually subsides within a reasonable time.Bereavement: Refers to the whole process of grieving and mourning and is associated with a deep sense of loss and sadness.Ethnopsychology: Comparative PSYCHOLOGY of different ethnic and cultural groups.Narrative Therapy: A form of PSYCHOTHERAPY that centers on the individuals as the experts in their own lives and views problems as separate from people. It is assumed that people have many skills, competencies, beliefs, values, commitments, and abilities that will assist them to reduce the influence of problems in their lives.Hippocratic Oath: An oath, attributed to Hippocrates, that serves as an ethical guide for the medical profession.History, 19th Century: Time period from 1801 through 1900 of the common era.MississippiUnedited FootageHomicide: The killing of one person by another.Motion Pictures as Topic: The art, technique, or business of producing motion pictures for entertainment, propaganda, or instruction.MuseumsLakes: Inland bodies of still or slowly moving FRESH WATER or salt water, larger than a pond, and supplied by RIVERS and streams.Ecosystem: A functional system which includes the organisms of a natural community together with their environment. (McGraw Hill Dictionary of Scientific and Technical Terms, 4th ed)Quebec: A province of eastern Canada. Its capital is Quebec. The region belonged to France from 1627 to 1763 when it was lost to the British. The name is from the Algonquian quilibek meaning the place where waters narrow, referring to the gradually narrowing channel of the St. Lawrence or to the narrows of the river at Cape Diamond. (From Webster's New Geographical Dictionary, 1988, p993 & Room, Brewer's Dictionary of Names, 1992, p440)Carbon: A nonmetallic element with atomic symbol C, atomic number 6, and atomic weight [12.0096; 12.0116]. It may occur as several different allotropes including DIAMOND; CHARCOAL; and GRAPHITE; and as SOOT from incompletely burned fuel.Bender-Gestalt Test: A psychological test consisting of nine geometric designs on cards. The subject is asked to redraw them from memory after each one is presented individually.Williams Syndrome: A disorder caused by hemizygous microdeletion of about 28 genes on chromosome 7q11.23, including the ELASTIN gene. Clinical manifestations include SUPRAVALVULAR AORTIC STENOSIS; MENTAL RETARDATION; elfin facies; impaired visuospatial constructive abilities; and transient HYPERCALCEMIA in infancy. The condition affects both sexes, with onset at birth or in early infancy.PhiladelphiaLiability, Legal: Accountability and responsibility to another, enforceable by civil or criminal sanctions.