000			01546 a2200337 4500
005			20150716091159.0
008			040419s xx 000 0 eng
022			_a1522-3264;
050			_aAC1.S5
082			_a050
100			_aWard, Alan,
245		0	_aWeighing Earth's Water from Space. _cAlan Ward.
260			_bEarth Observatory, _c2003.
440			_aSIRS Enduring Issues 2004. _nArticle 101, _pScience, _x1522-3264;
500			_aArticles Contained in SIRS Enduring Issues 2004.
500			_aOriginally Published: Weighing Earth's Water from Space, Dec. 23, 2003; pp. n.p..
520			_a"Set against the velvet blackness of outer space, our home planet looks like a 'blue marble'--bright, shimmering, and mostly fluid. Indeed, it is the abundance of water on its surface that gives Earth its blue appearance." (EARTH OBSERVATORY) This article explains how scientists use two NASA satellites to track fresh water on the Earth.
599			_aRecords created from non-MARC resource.
650			_aAquifers
650			_aArtificial satellites in earth sciences
650			_aArtificial satellites in meteorology
650			_aEnvironmental monitoring
650			_aFresh water
650			_aGravitational fields
650			_aGravity Recovery and Climate Experiment
650			_aGroundwater
650			_aHydrologic cycle
610			_aUnited States _bNational Aeronautics and Space Adm.
710			_aProQuest Information and Learning Company _tSIRS Enduring Issues 2004, _pScience. _x1522-3264;
942			_c UKN
999			_c35852 _d35852