ClimateClimate ChangeGreenhouse EffectModels, CardiovascularAtlantic OceanModels, TheoreticalRainSeasonsEcosystemBlood CirculationExtracorporeal CirculationPulmonary CirculationCollateral CirculationEnterohepatic CirculationCoronary CirculationCerebrovascular CirculationPlacental CirculationSplanchnic CirculationBlood Circulation TimeLiver CirculationRegional Blood FlowBlood Flow VelocityVascular ResistanceHemodynamicsBlood PressureCross CirculationAssisted CirculationTime FactorsDogsHeart ArrestRenal CirculationCardiopulmonary ResuscitationPulmonary ArteryPregnancyLiverPlacentaMaternal-Fetal ExchangeMetabolic Clearance RateVasodilationTissue DistributionLaser-Doppler FlowmetryInjections, IntravenousVertebrobasilar InsufficiencyVeinsVasoconstrictionMicrocirculationFontan ProcedureFetusArteriesHalf-LifeCerebral ArteriesCardiac OutputPerfusionVasodilator AgentsPortal SystemLungOxygenBronchial ArteriesSheep