Word Origin & History. environment c.1600, state of being environed (see environs); sense of nature, conditions in which a person or thing lives first recorded 1827 (used by Carlyle to render Ger. Umgebung); specialized ecology sense first recorded 1956.
Chinampa (Nahuatl: chinÄmitl [tÊiËnaËmitÉ¬]) is a method of Mesoamerican agriculture which used small, rectangular areas of fertile arable land to grow crops on the shallow lake beds in the Valley of Mexico.urther reading [edit]. 1  Blanton, Richard. 2  Calnek, Edward E., Settlement Pattern and Chinampa Agriculture, American Antiquity 1972, 37(104-15). 3  Chapin, Mac. 4  Cline, S.L., Colonial Culhuacan, 1580-1600: A Social History of an Aztec Town. 5  Parsons, Jeffrey R. The Role of Chinampa Agriculture in the Food Supply of Aztec Tenochtitlan, in Cultural ...
Not to be confused with Republic of China Armed Forces, the military forces of the Republic of China (Taiwan). The Chinese People's Liberation Army (PLA) is the armed forces of the Communist Party of China (CPC) and the armed forces of the People's Republic of China. The PLA consists of five professional service branches: the Ground Force, Navy, Air Force, Rocket Force and the Strategic Support Force.