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closed as off-topic by Monica Cellio, mmyers, CRABOLO, Martijn Pieters, Shadow Wizard Sep 2 '14 at 17:37
This question appears to be off-topic. The users who voted to close gave this specific reason:
Provided those questions are still on-topic on SO, I see no reason to remove this tag (or merge it into latex).
An environment in LaTeX is an important concept that's widely used. I'd guess that latex-environment was introduced to clarify questions that where tagged with latex and environment (and indeed: most of the questions found here