Among other things, clipka saw fit to write:

> The official cartographical term is "equidistant cylindrical projection"
> (aka "plate carree projection").
> 
> Not to be confused with what POV-Ray calls a "cylindrical" projection -
> which actually is an "equal-area cylindrical projection" (any subtype will
> do for POV-Ray, e.g. Gall-Peters projection, Behrmann projection or
> Lambert cylindrical equal-area projection, as they just differ in the way
> they are "squeezed" to a certain aspect ratio, which is irrelevant for use
> in POV-Ray).

Just today I've been reading about those in Wikipedia, but I was creating
maps with GMT (Generic Map Tools), nothing related to POV-Ray :)

-- 
light_source{9+9*x,1}camera{orthographic look_at(1-y)/4angle 30location
9/4-z*4}light_source{-9*z,1}union{box{.9-z.1+x clipped_by{plane{2+y-4*x
0}}}box{z-y-.1.1+z}box{-.1.1+x}box{.1z-.1}pigment{rgb<.8.2,1>}}//Jellby

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