equal-area map projection


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Related to equal-area map projection: equivalent map projection, Eckert projection, cylindrical map projection, Cartographic projection

equal-area map projection

[¦ē·kwəl ¦er·ēə ′map prə‚jek·shən]
(mapping)
A map projection having a constant area scale; it is not conformal and is not used for navigation. Also known as authalic map projection; equivalent map projection.
References in periodicals archive ?
Various equal-area map projections have been developed for right triangles (Snyder 1992; van Leeuwen and Strebe 2006), and a diamond can be subdivided into spherical right triangles in a number of ways.
Creating the Data Loss and Duplication Map has proved to be an essential step in understanding the extent and spatial distribution of under- and oversampling from an equal-angle global grid to three equal-area map projection surfaces.
The projection presented in the preceding section is a true equal-area map projection whose computation is simple and straightforward.