01632nam 2200505 450 991046625400332120200520144314.00-16-089745-9(CKB)3710000001363135(MiAaPQ)EBC4857651(Au-PeEL)EBL4857651(CaPaEBR)ebr11384007(OCoLC)987724418(EXLCZ)99371000000136313520170605h20122012 uy 0engurcnu||||||||rdacontentrdamediardacarrierWhen biospheres collide a history of NASA's planetary protection programs /by Michael Meltzer[Place of publication not identified] :NASA,[2012]©[2012]1 online resource (426 pages) illustrations (some color)NASA History Series0-16-085327-3 Includes bibliographical references at the end of each chapters and index.NASA history series.Space pollutionSpace environmentEnvironmental protectionMoral and ethical aspectsOuter spaceExplorationEnvironmental aspectsElectronic books.Space pollution.Space environment.Environmental protectionMoral and ethical aspects.363.739Meltzer Michael1946-979659MiAaPQMiAaPQMiAaPQBOOK9910466254003321When biospheres collide2234171UNINA