What are linear sources?

Some articles on source, linear, linear sources, sources:

Line Source
... A line source is a source of air, noise, water contamination or electromagnetic radiation that emanates from a linear (one-dimensional) geometry ... The most prominent linear sources are roadway air pollution, aircraft air emissions, roadway noise, certain types of water pollution sources that emanate over a range of river extent rather than from a ... While point sources of pollution were studied since the late nineteenth century, linear sources did not receive much attention from scientists until the late 1960s, when environmental ...

Famous quotes containing the word sources:

    The sources of poetry are in the spirit seeking completeness.
    Muriel Rukeyser (1913–1980)