CLASS I AREA

Domain	Definition
Environment	Under the Clean Air Act. a Class I area is one in which visibility is protected more stringently than under the national ambient air quality standards; includes national parks, wilderness areas, monuments, and other areas of special national and cultural significance. (references)
	As defined in the Clean Air Act, the following areas that were in existence as of August 7, 1977: national parks over 6,000 acres, national wilderness areas and national memorial parks over 5,000 acres, and international parks. (references)
Source: compiled by the editor from various references; see credits.

Anagrams: CLASS I AREA

Scrabble® Enable2K-Verified Anagrams
	Words within the letters "a-a-a-c-e-i-l-r-s-s"
	-1 letter: acariases.
	-2 letters: acrasias, assailer, classier, reassail, salaries, scalares.
	-3 letters: acrasia, aerials, airless, aliases, ascaris, caesars, calesas, carless, claries, classer, crissal, eclairs, lascars, rascals, resails, sacrals, sailers, scalare, scalars, scalers, scalier, scleras, serails, serials, slicers.
	-4 letters: aecial, aerial, aisles, arecas, ariels, arises, assail, caesar, calesa, caress, caries, carles, carses, cassia, cerias, clears, craals, crases, crasis.
	Words containing the letters "a-a-a-c-e-i-l-r-s-s"
	+4 letters: avascularities, sacramentalism, sacramentalist.
	+5 letters: grammaticalness, paradoxicalness, pharisaicalness, sacramentalisms, sacramentalists, thalassocracies.
Source: compiled by the editor from various references; see credits. SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro.