Inthe21stCentury,mankindwillhavetotackletwochallenges:thepopulationexplosionandtheconsequencesofunstoppableclimatechange. Accesstohealthydrinkingwaterhasalwaysbeenoneofhumanity’sgreatproblems,andinthiscenturyitisgoingtodeterminethesurvivalandpossibilitiesfordevelopmentofmillionsofpeople. Humanlifeonourplanetdependsonpotablewater.Thankstoourabilitytoadaptandourinventiveness,hehasbeenabletoadapttoeveryclimateimaginable–including,naturally,theabsenceorthesuperabundanceofwater. TheWaterFactorofferstheviewerafascinatingtourofvariouscommunitiesscatteredoverfivecontinents,whoselivesaremarkedbytheconditionstheirinhabitantsfacetogainaccesstowater:FromtheGobiDeserttotheartificialislandsofLakeTiticaca,fromtheforestsofEquatorialAfricatothericepaddiesoftheMekongRiver,fromtheOrinocoRiverBasintotheshiningcitiesbuiltinthemiddleofthedesertintheUnitedArabEmirates.