Sources of air pollution that move, such as automobiles, boats, trains, and aircraft.
Moving objects that release pollution from combustion of fossil fuels, such as cars, trucks, buses, planes, trains, lawn mowers, construction equipment, and snowmobiles. Some mobile sources, such as some construction equipment or movable diesel generators, are called nonroad sources, because they are usually operated off road.
A source of air pollution which can move from place to place. In NATA, mobile sources are separated into on-road sources (cars, trucks, buses, motorcycles) and non-road sources (airplanes, trains, construction equipment, lawnmowers, boats, dirt bikes, etc.).
Automobiles, aircraft, fleets of cars, trucks and other air pollution sources that move from place to place.
Motor vehicles, engines, and equipment that move, or can be moved, from place to place. Mobile sources include vehicles that operate on roads and highways ("on-road" or "highway" vehicles), as well as nonroad vehicles, engines, and equipment. Examples of mobile sources are cars, trucks, buses, earth-moving equipment, lawn and garden power tools, ships, railroad locomotives, and airplanes.
Vehicular sources of air pollution, such as cars, trucks, buses, planes, boats, and motorcycles.
moving objects that release regulated air pollutants; mobile sources include cars, trucks, buses, planes, trains, motorcycles, and gas-powered lawn mowers. See also source; stationary source. National Ambient Air Quality Standards (NAAQS): permissible levels of criteria air pollutants established to protect public health and welfare. See also EPA's NAAQS webpage.
motor vehicles and other moving objects that release pollution; mobile sources include cars, trucks, buses, planes, trains, motorcycles and gasoline-powered lawn mowers. Mobile sources are divided into two groups: road vehicles, which includes cars, trucks and buses, and non-road vehicles, which includes trains, planes and lawn mowers.
Sources of air pollution such as automobiles, motorcycles, trucks, off-road vehicles, boats, and airplanes.
Moving objects that release pollution; mobile sources include cars, trucks, buses, planes, trains, motorcycles and gasoline-powered lawn mowers. Mobile sources are divided into two groups on-road vehicles, which include cars, trucks and buses, and nonroad vehicles, which includes trains, planes, lawn mowers, and some portable equipment.