What Type Of Projection Should I Use From A Map Of The United States.txt. Use equal area projections for thematic or distribution maps. Use equal area projections for thematic or distribution maps.
A map projection is used to portray all or part of the round earth on a flat surface. Used for many thematic maps, especially choropleth and dot. Presentation maps are usually conformal projections, although compromise and equal area projections can also be used.
