atmospheric+air
61Atmospheric model — A 96 hour forecast of 850 mbar geopotential height and temperature from the Global Forecast System An atmospheric model is a mathematical model constructed around the full set of primitive dynamical equations which govern atmospheric motions. It… …
62Atmospheric convection — Conditions favorable for thunderstorm types and complexes Atmospheric convection is the result of a parcel environment instability, or temperature difference, layer in the atmosphere. Different lapse rates within dry and moist air lead to… …
63Air well (condenser) — High mass air well of Belgian engineer Achile Knapen in Trans en Provence …
64Atmospheric thermodynamics — In the physical sciences, atmospheric thermodynamics is the study of heat and energy transformations in the earth’s atmospheric system. Following the fundamental laws of classical thermodynamics, atmospheric thermodynamics studies such phenomena… …
65Air Resources Laboratory — The Air Resources Laboratory (ARL) is an air quality and climate laboratory in the Office of Oceanic and Atmospheric Research (OAR) which is an operating unit within the National Oceanic and Atmospheric Administration (NOAA). In October 2005, the …
66Atmospheric water generator — An atmospheric water generator (AWG), is a device that extracts water from humid ambient air. Water vapor in the air is condensed by cooling the air below its dew point, exposing the air to desiccants, or pressurizing the air. Unlike a… …
67Atmospheric railway — An atmospheric railway is a railway that uses air pressure to provide power for propulsion. A pneumatic tube is laid between the rails, with a piston running in it suspended from the train through a sealable slot in the top of the tube. By means… …
68Air Quality Modeling Group — The Air Quality Modeling Group (AQMG) is in the U.S. EPA s Office of Air and Radiation (OAR) and provides leadership and direction on the full range of air quality models, air pollution dispersion models and other mathematical simulation… …
69Atmospheric Studies Group — The Atmospheric Studies Group (ASG) is a part of TRC Solutions, a subsidiary of TRC Companies, Inc. headquartered in Lowell, Massachusetts. The ASG provides research and consulting services in the environmental and physical sciences with major… …
70air — air1 airlike, adj. /air/, n. 1. a mixture of nitrogen, oxygen, and minute amounts of other gases that surrounds the earth and forms its atmosphere. 2. a stir in the atmosphere; a light breeze. 3. overhead space; sky: The planes filled the air. 4 …
