| | - earth tongue
- (from the article "Ascomycota") ...fruiting structure with a bright orange head, or cap. A related genus, Claviceps, includes C. purpurea, the cause of ergot of rye and ergotism in humans and domestic animals. Earth tongue is the common name for the 22 Geoglossum species ...
- Earth's axis
- (from the article "Earth Sciences") ...tsunami sources. Geodynamicists calculated that the redistribution of mass that occurred during the earthquake should have decreased the length of day by 2.68 microseconds and shifted the rotation axis of the Earth so that the North Pole would have moved ...
- Earth's core
- (from the article "Earth Sciences") An international team of geophysicists led by Leonid Dubrovinsky of Bayerisches Geoinstitute, University of Bayreuth, Ger., reported new evidence that the crystalline structure of Earth's solid inner core is body-centred cubic (bcc) as opposed to hexagonal close-packed (hcp). Scientists had ...
- Earth's crust
- (from the article "Earth Sciences") ...Jagersfontein, S.Af., contain tiny inclusions of garnet with two geochemical properties of interest. First, their content of the trace-element europium showed that they grew from material of the Earth's crust. Second, their unusual composition (majoritic garnet) proved that they nucleated ...
- Earth's mantle
- (from the article "chemical element") The mantle comprises that part of the Earth between the Mohorovicic and the Wiechert-Gutenberg discontinuities. It makes up 83 percent of the volume of the Earth and 67 percent of its mass and is thus of decisive importance in determining ...
- Earth's structure and composition
- (from the article "geochronology") Some estimates suggest that as much as 70 percent of all rocks outcropping from the Earth's surface are sedimentary. Preserved in these rocks is the complex record of the many transgressions and regressions of the sea, as well as the ...
- Earth, geologic history of
- evolution of the continents, oceans, atmosphere, and biosphere. The layers of rock at the Earth's surface contain evidence of the evolutionary processes undergone by these components of the terrestrial environment during the times at which each layer was formed. By ... [1 Related Articles]
- Earth, Wind and Fire
- American pop, soul, and jazz-fusion band that became one of the best-selling and most influential black groups of the 1970s. The principal members were Maurice White (b. December 19, 1941, Chicago, Illinois, U.S., ), Philip Bailey (b. May 8, 1951, ...
- earth-boring dung beetle
- (from the article "dung beetle") ...that is used during feeding or for depositing eggs. The aphodian dung beetle is small (4 to 6 mm, or about 15 inch) and usually black with yellow wing covers. The earth-boring dung beetle (e.g., Geotrupes) is about 14 to ...
- earth-coloured mouse
- (from the article "mouse") ...at northern latitudes, and rice fields in the Asian tropics. Four of these species, including the house mouse, have dispersed beyond their natural ranges as a result of human settlement. The earth-coloured mouse (M. terricolor) is native ...
- earth-diver myth
- (from the article "Slavic religion") ...a handful of sand to be brought up from the bottom of the sea and created the land from it. Usually, it is the Devil who brings up the sand; in only one case, in Slovenia, is it God himself. ...
- Earth-Moon system
- (from the article "Properties of the Moon and the Earth-Moon system") ...laws of planetary motion. The orbital geometry of the Moon, Earth, and the Sun gives rise to the Moon's phases and to the phenomena of lunar and solar eclipses. The geometry and motions of the Earth-Moon system are illustrated in ...
- earth-nut pea
- (from the article "groundnut") ...the fruit of which is a legume or pod rather than a true nut; Apois americana, also called wild bean and potato bean, the tubers of which are edible; and Lathyrus tuberosa, also called earth-nut pea. Cyperus esculentus, nut sedge ...
- Earth-observation satellite
- (from the article "space exploration") ...and data on a global basis. Satellites operated by the United States and Russia give precision navigation, positioning, and timing information that has become essential to many terrestrial users. Earth-observation satellites have also become extremely useful to the military authorities ...
- Earth-orbiting radio telescope
- (from the article "telescope") Most radio waves pass relatively undistorted through Earth's atmosphere, and so there is little need to place radio telescopes in space. The exceptions are for observations at very long wavelengths that are distorted by Earth's ionosphere, for observations at very ...
- Earth-Sun system
- (from the article "mechanics") To extend the idea further, consider the Earth and the Sun not as two separate bodies but as a single system of two bodies interacting with one another by means of the force of gravity. In the previous discussion of ...
- earth-wall community
- (from the article "China") ...real cause of their strength was supposed to be the people's support and sympathy for their leaders, but creating a power centre proved to be difficult because the Nian's basic social unit was the earth-wall community, where a powerful master ...
- earthenware
- pottery that has not been fired to the point of vitrification and is thus slightly porous and coarser than stoneware and porcelain. The body can be covered completely or decorated with slip (a liquid clay mixture applied before firing) or ... [10 Related Articles]
- earthfill dam
- dam built up by compacting successive layers of earth, using the most impervious materials to form a core and placing more permeable substances on the upstream and downstream sides. A facing of crushed stone prevents erosion by wind or rain, ... [4 Related Articles]
- earthflow
- sheet or stream of soil and rock material saturated with water and flowing downslope under the pull of gravity; it represents the intermediate stage between creep and mudflow. Earthflows usually begin in a large basin on the upper part of ... [1 Related Articles]
- EarthLink
- (from the article "Computers and Information Systems") ...and to offer lower-cost service that more people could afford, suffered their first setback as high-profile projects in San Francisco and Chicago were dropped over cost issues. Wi-Fi network builder EarthLink, which announced internal cutbacks and layoffs, declined to pursue ...
- earthly paradise
- (from the article "paradise") in religion, a place of exceptional happiness and delight. The term paradise is often used as a synonym for the Garden of Eden before the expulsion of Adam and Eve. An earthly paradise is often conceived of as existing in ...
- earthnut
- (Conopodium majus), European plant of the carrot family (Apiaceae), so called because of its edible tubers. It grows in woods and fields in the British Isles and from Norway, France, Spain, and Portugal to Italy and Corsica. The slender, smooth ...
- earthquake
- any sudden shaking of the ground caused by the passage of seismic waves through the Earth's rocks. Seismic waves are produced when some form of energy stored in the Earth's crust is suddenly released, usually when masses of rock straining ... [89 Related Articles]
- earthquake hazard map
- (from the article "earthquake") To avoid weaknesses found in earlier earthquake hazard maps, the following general principles are usually adopted today: The map should take into account not only the size but also the frequency of earthquakes.The broad regionalization pattern should use historical seismicity ...
- earthquake magnitude
- (from the article "earthquake") Earthquake magnitude is a measure of the "size," or amplitude, of the seismic waves generated by an earthquake source and recorded by seismographs. (The types and nature of these waves are described in the section Seismic waves.) Because the size ...
- Earthquake Reconstruction and Rehabilitation Authority
- (from the article "Pakistan") ...the devastating 2005 earthquake in the northern areas, where more than half a million houses were destroyed or severely damaged over a vast area. The Pakistani government quickly established the Earthquake Reconstruction and Rehabilitation Authority (ERRA), which received funding from ...
- earthquake swarm
- (from the article "earthquake") ...sufficiently strong (up to Richter magnitude 5) to cause property damage but no casualties. The maximum frequency was 6,780 small earthquakes on April 17, 1966. Such series of earthquakes are called earthquake swarms. Earthquakes associated with volcanic activity often occur ...
- earthshine
- sunlight reflected from the Earth, especially that reflected to the Moon and back again. For a few days before and after New Moon, this doubly reflected earthshine is powerful enough to make the whole Moon visible.
- earthstar
- (from the article "Lycoperdaceae") family of fungi in the order Agaricales (phylum Basidiomycota, kingdom Fungi) that includes about 160 species, among them earthstars and puffballs, which are found in soil or on decaying wood in grassy areas and woods. Many puffballs, named for the ...
- Earthwatch
- (from the article "United Nations Environment Programme") One of UNEP's most widely recognized activities is Earthwatch, an international monitoring system designed to facilitate the exchange of environmental information among governments. Participation in this enterprise enables members to assess significant environmental risks and to act accordingly. UNEP played ...
- earthworm
- any one of more than 1,800 species of terrestrial worms of the class Oligochaeta (phylum Annelida)-in particular, members of the genus Lumbricus. Seventeen native species and 13 introduced species (from Europe) occur in the eastern United States, L. terrestris being ... [12 Related Articles]
- earwax
- (from the article "earwax impaction") filling of the external auditory canal with earwax, or cerumen. Normally the wax produced by skin glands in the outer ear migrates outward. If the earwax is produced too rapidly, it may become hardened and accumulate, thus plugging the outer ...
- earwax impaction
- filling of the external auditory canal with earwax, or cerumen. Normally the wax produced by skin glands in the outer ear migrates outward. If the earwax is produced too rapidly, it may become hardened and accumulate, thus plugging the outer ...
- earwig
- any of approximately 1,800 species of insects that are characterized by large membranous hindwings that lie hidden under short, leathery forewings. The name earwig is derived from the Anglo-Saxon word meaning "ear creature," probably because of a widespread ancient superstition ... [3 Related Articles]
- Easdale, Brian
- (from the article "1948: Other Winners") ...for Joan of ArcArt Direction, Black-and-White: Roger K. Furse for HamletArt Direction, Color: Hein Heckroth for The Red ShoesMusic Score of a Dramatic or Comedy Picture: Brian Easdale for The Red ShoesScoring of a Musical Picture: Roger Edens and Johnny ...
- ease of articulation principle
- (from the article "linguistics") ...than three and the common pronunciation of "library" as if it were written "libry." Both assimilation and dissimilation are commonly subsumed under the principle of "ease of articulation." This is clearly applicable in typical instances of assimilation. It is less ...
- ease of entry
- (from the article "monopoly and competition") Industries vary with respect to the ease with which new sellers can enter them. The barriers to entry consist of the advantages that sellers already established in an industry have over the potential entrant. Such a barrier is generally measurable ...
- easel painting
- painting executed on a portable support such as a panel or canvas, instead of on a wall. It is likely that easel paintings were known to the ancient Egyptians, and the 1st-century-AD Roman scholar Pliny the Elder refers to a ... [4 Related Articles]
- easement
- in Anglo-American property law, a right granted by one property owner to another to use a part of his land for a specific purpose. [3 Related Articles]
- easement by implication
- (from the article "property law") ...that the conveyee has no convenient means of access except across the land retained by the conveyor, the conveyor will be presumed to have given the conveyee a right-of-way across the retained land (easement by implication). The same will often ...
- easement by necessity
- (from the article "property law") ...to have given the conveyee a right-of-way across the retained land (easement by implication). The same will often be presumed where the conveyor has left himself totally landlocked (requiring an easement by necessity). (In a few jurisdictions statutes compel the ...
- easement by prescription
- (from the article "property law") ...in favour of another. Finally, the continuous and uncontested use of an easement for the period of prescription (normally, the statute of limitations for ejectment actions) can give rise to an easement by prescription.
- Easington
- district, administrative and historic county of Durham, northeastern England, that extends north-south along the North Sea coast between the industrialized metropolitan areas of Tyne and Wear to the north and Teesside to the south. The district carries the name of ...
- Easley v. Cromartie
- (from the article "O'Connor, Sandra Day") ...and sided with the court's more liberal members in upholding the configuration of a congressional district in North Carolina created on the basis of variables including but not limited to race (EasleyCromartie [2001]).
- East Africa Association
- (from the article "Kenyatta, Jomo") The first African political protest movement in Kenya against a white-settler-dominated government began in 1921-the East Africa Association (EAA), led by an educated young Kikuyu named Harry Thuku. Kenyatta joined the following year. One of the EAA's main purposes was ...
- East Africa Coastal Current
- (from the article "equatorial current") ...north equatorial current is taken by the Monsoon Current. There is, however, an Indian South Equatorial Current. Flowing westerly with the trades north of latitude 22° S, it divides to form the East Africa Coastal Current, moving northward, and a ...
- East Africa Protectorate
- (from the article "Kenya") The East Africa ProtectorateKenyaPolitical movementsIn 1920 the East Africa Protectorate was turned into a colony and renamed Kenya, for its highest mountain. The colonial government began to concern itself with ...
- East African Community
- (from the article "Burundi") Burundi's economy was bolstered following the country's acceptance in April into the East African Community, a regional trade and development bloc. A funding crunch in the UN's World Food Programme and its refugee agency, the UNHCR, threatened ongoing repatriation operations ...
- East African Community Customs Union
- (from the article "Tanzania") ...impending threat. During Mkapa's second term, the government continued to focus on improving the country's economy. After more than a decade of preparation, Tanzania, Uganda, and Kenya launched the East African Community Customs Union in 2005, in an effort to ...
- East African green mamba
- (from the article "mamba") The three green mamba species are smaller (1.5-2 metres, maximum 2.7 metres) and are usually found in trees. The East African green mamba (D. angusticeps) of East and South Africa, Jameson's mamba (D. jamesoni) of Central Africa, and the West ...
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