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121United Self-Defense Forces of Colombia — Infobox Military Unit unit name= United Self Defense Forces of Colombia caption= United Self Defense Forces of Colombia logo. dates= April 1997 2006 country= Colombia allegiance= branch= type= role= Counterinsurgency, Guerrilla warfare,… …
122Metaphysics (Aristotle) — Part of a series on Aristotelianism …
123Space debris — populations seen from outside geosynchronous orbit (GEO). Note the two primary debris fields, the ring of objects in GEO, and the cloud of objects in low earth orbit (LEO) …
124industrial relations — 1. the dealings or relations of an industrial concern with its employees, with labor in general, with the public, etc. 2. the administration of such relations, esp. to maintain goodwill for an industrial concern. [1900 05] * * * Introduction also …
125animal learning — ▪ zoology Introduction the alternation of behaviour as a result of individual experience. When an organism can perceive and change its behaviour, it is said to learn. That animals can learn seems to go without saying. The cat that… …
126Speed of light — The speed of light in the vacuum of free space is an important physical constant usually denoted by the letter c . [NIST and BIPM practice is to use c 0 for the speed of light in vacuum in accord with international standard ISO 31 5. See… …
127Fusion power — The Sun is a natural fusion reactor. Fusion power is the power generated by nuclear fusion processes. In fusion reactions two light atomic nuclei fuse together to form a heavier nucleus (in contrast with fission power). In doing so they release a …
128Carbon tax — Part of a series on Green economics Concepts …
