This text is missing some spaces, please add them: Thereforetheestimatednumberofinfectedinconnectionwithrecreationaluseofsurfacewaterishigher,despitelowerconcentrationsofGiardiacystsandCryptosporidiumintheseenvironmentsthanduringfloodevents.
Therefore the estimated number of infected in connection with recreational use of surface water is higher, despite lower concentrations of Giardia cysts and Cryptosporidium in these environments than during flood events.

This text is missing some spaces, please add them: AccordingtopreliminaryWorldwatchestimates,totalenergyusein2012wasafull7percentbelowthe2007level,thesteepestfive-yeardecreaseinatleast60years.MostofthisdeclineresultsfromadvancesinU.S.energyproductivity—dominatedbygainsintransportationfueleconomyandbuildingefficiency.
According to preliminary Worldwatch estimates, total energy use in 2012 was a full 7 percent below the 2007 level, the steepest five-year decrease in at least 60 years. Most of this decline results from advances in U.S. energy productivity—dominated by gains in transportation fuel economy and building efficiency.

This text is missing some spaces, please add them: Theairgunsandthehydrophoneswhicharelisteningtothereflectedsignalsaremountedonalongcable,whichisdraggedaftertheship,whenmeasurementstakeplace.
The airguns and the hydrophones which are listening to the reflected signals are mounted on a long cable, which is dragged after the ship, when measurements take place.