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100   $a20060405d2006      uy             0
101 0 $aeng
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181   $ctxt
182   $cc
183   $acr
200 00$aPreventing the forward contamination of Mars$b[electronic resource] /$fCommittee on Preventing the Forward Contamination of Mars, Space Studies Board, Division on Engineering and Physical Sciences, National Research Council
210   $aWashington, D.C. $cNational Academies Press$d2006
215   $a1 online resource (166 p.)
300   $aDescription based upon print version of record.
311   $a0-309-09724-X 
320   $aIncludes bibliographical references.
327   $a""Front Matter""; ""Preface""; ""Acknowledgment of Reviewers""; ""Contents""; ""Executive Summary""; ""1 Introduction""; ""2 Policies and Practices in Planetary Protection""; ""3 Future Mars Exploration: The Rolling Wave""; ""4 Environments on Mars Relative to Life""; ""5 Expanding Our Knowledge of the Limits of Life on Earth""; ""6 Advances in Technologies for Life Detection and Bioburden Reduction""; ""7 Assessing Nonliving Contaminants of Concern""; ""8 A Path Forward for Planetary Protection in the 21st Century""; ""9 Transition Process and Time Line""; ""Appendixes""
327   $a""A Biographical Sketches of Committee Members and Staff""""B Recommendations from Two Previous NRC Reports on Forward Contamination""; ""C Summary of Procedures Currently Used to Assess Bioburden in Spacecraft Assembly Clean Rooms and on Spacecraft""; ""D History of Recommended Values for Probability of Growth""; ""E Approaches to Bioburden Reduction for Lander Missions to Mars""; ""F Ambiguities in Geomorphic Interpretation: Martian Gullies""; ""G Spacecraft Propellant and By-Products as Potential Contaminants""; ""H Acronyms and Abbreviations""
606   $aSpace flight to Mars
606   $aSpace microbiology
606   $aMicrobial contamination$xPrevention
607   $aMars (Planet)$xExploration
615  0$aSpace flight to Mars.
615  0$aSpace microbiology.
615  0$aMicrobial contamination$xPrevention.
676   $a523.43
712 02$aNational Research Council (U.S.).$bCommittee on Preventing the Forward Contamination of Mars.
712 02$aNational Research Council (U.S.).$bSpace Studies Board.
712 02$aNational Research Council (U.S.).$bDivision on Engineering and Physical Sciences.
801  0$bMiAaPQ
801  1$bMiAaPQ
801  2$bMiAaPQ
906   $aBOOK
912   $a9910783776803321
996   $aPreventing the forward contamination of Mars$93869803
997   $aUNINA