Bill Sweet­man Tech­ni­cally Speak­ing

Air & Space Smithsonian - - Front Page -

Pump power

FLOODS, DROUGHTS, FAMINE, STORMS: A new Earth ob­server will give sci­en­tists in­sight into the planet’s wa­ter cy­cle and how to pre­dict it. NASA’S Soil Mois­ture Ac­tive Pas­sive’s (SMAP) spin­ning “golden lasso” an­tenna will pro­duce soil mois­ture maps of the en­tire planet ev­ery two to three days.

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