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GEDCOM, an acronym for GEnealogical Data COMmunication, is a proprietary and open de facto specification for exchanging genealogical data between different genealogy software. GEDCOM was developed by The Church of Jesus Christ of Latter-day Saints as an aid to genealogical research.
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A cargo cult appears in tribal societies in the wake of interaction with technologically advanced, non-native cultures. Focused on obtaining the material wealth of the advanced culture through magical thinking, religious rituals and practices, the cargo cult believes the wealth was intended for them by their deities and ancestors.
Following contact with people from more technically advanced societies through exploration, colonization, missionary efforts, and international warfare, the cultures of New Guinea and other Micronesian and Melanesian countries in the southwest Pacific Ocean are locations where these religious movements were initially documented.
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from wikipedia:
Peak oil is the point in time when the maximum rate of global petroleum production is reached, after which the rate of production enters its terminal decline. If global consumption is not mitigated before the peak, an energy crisis may develop because the availability of conventional oil will drop and prices will rise, perhaps dramatically.
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from wikipedia:
A water wheel is a means of extracting power from the flow (or fall) of water, that is hydropower. Water wheels were widely used in the Middle Ages to power industry in Europe. The alternatives were the windmill and human and animal power. The most common use of the water wheel was to mill flour in gristmills, but other uses included foundry work and machining, and pounding linen for use in paper.
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