01461nam 2200433 a 450 991070032970332120110609084513.0(CKB)5470000002409692(OCoLC)729721057(EXLCZ)99547000000240969220110609d2010 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierAirborne volcanic ash a global threat to aviation[electronic resource] /[Christina A. Neal and Marianne C. Guffanti][Reston, Va.] :U.S. Dept. of the Interior, U.S. Geological Survey,[2010]1 online resource (6 pages) color illustrations, color mapFact sheet ;2010-3116Caption title."December 2010."Title from title screen (viewed on June 9, 2011).Airborne volcanic ash Volcanic hazard analysisAeronauticsSafety measuresVolcanic ash, tuff, etcVolcanic hazard analysis.AeronauticsSafety measures.Volcanic ash, tuff, etc.Neal Christina1959-1392995Guffanti Marianne1381959Geological Survey (U.S.)GPOGPOBOOK9910700329703321Airborne volcanic ash3527447UNINA