well collapse
11Colony collapse disorder — Honey bees entering a beehive Colony collapse disorder (CCD) is a phenomenon in which worker bees from a beehive or European honey bee colony abruptly disappear. While such disappearances have occurred throughout the history of apiculture, the… …
12Controlled demolition hypothesis for the collapse of the World Trade Center — The controlled demolition hypothesis is a 9/11 conspiracy theory that claims the complete structural failure of the World Trade Center towers was not caused by the plane crash damage that occurred as part of the September 11, 2001 attacks, nor by …
13Societal collapse — broadly includes both quite abrupt societal failures typified by collapses (such as that of the Mayan Civilization), as well as more extended gradual declines of superpowers (like the Roman empire in Western Europe and the Han Dynasty in East… …
14De la Concorde overpass collapse — On September 30, 2006, part of an overpass (65 foot / 19.8 m section of a three lane overpass) (The Associated Press 2006a) collapsed in Laval, a suburb of Montreal, on Boulevard de la Concorde running over Autoroute 19. The collapse… …
15Colony Collapse Disorder — (or CCD) is a phenomenon in which worker bees from a beehive or Western honey bee colony abruptly disappear. While such disappearances have occurred throughout the history of apiculture, the term Colony Collapse Disorder was first applied to a… …
16Mostowski collapse lemma — In mathematical logic, the Mostowski collapse lemma is a statement in set theory named for Andrzej Mostowski. Contents 1 Statement 2 Generalizations 3 Application 4 Referenc …
17Classic Maya collapse — Maya civiliza …
18Economic collapse — An economic collapse is a devastating breakdown of a national, regional, or territorial economy. It is essentially a severe economic depression characterised by a sharp increase in bankruptcy and unemployment. A full or near full economic… …
19Katowice Trade Hall roof collapse — ImageStackRight|270 On 28 January 2006, the roof of one of the buildings at Katowice International Fair ( Międzynarodowe Targi Katowickie ) collapsed in the southern Polish city of Chorzów , near Katowice.At 16:15 GMT (17:15 local time), the… …
20Predictions of Soviet collapse — There were people who predicted that the Soviet Union would eventually be dissolved before the process of dissolution began with the fall of the Berlin Wall in November 1989. Authors often credited with having predicted the dissolution of the… …
