Carbon DioxideCarbonTemperatureBody TemperatureHot TemperatureCold TemperatureNitrogen DioxideCarbon MonoxidePartial PressureSulfur DioxideCapnographyInsufflationNanotubes, CarbonAtmosphereBody Temperature RegulationSkin TemperatureOxygenRespirationCarbon IsotopesHypercapniaPulmonary Gas ExchangeBlood Gas Monitoring, TranscutaneousChromatography, Supercritical FluidBlood Gas AnalysisHydrogen-Ion ConcentrationLasers, GasCarbon SequestrationTidal VolumePneumoperitoneum, ArtificialDry IceCarbon Monoxide PoisoningHumidityOxygen ConsumptionAirAcidosis, RespiratoryGasesWaterBicarbonatesGreenhouse EffectTime FactorsCarbon FootprintMethanePhotosynthesisBiomassThorium DioxideEcological Systems, ClosedNitrogenSeasonsKineticsRespiratory Dead SpaceThermometersClimateThermographyCarbonic AnhydrasesCarbon TetrachlorideCulture MediaAir PollutantsEcosystemCarbonatesSoilHypocapniaHyperventilationTitaniumOxidesSeawaterAnesthesia, InhalationAcetatesPulmonary VentilationEmbolism, AirHypoventilationHydrogenCerebrovascular CirculationThermodynamicsGlobal WarmingCarbon DisulfideMolecular Sequence DataCarbon CycleTreesOxidation-ReductionAnaerobiosisChemoreceptor CellsAcid-Base EquilibriumSilicon DioxideNitrous OxidePressureRespiratory MechanicsTransition TemperatureRespiratory InsufficiencyRespiration, ArtificialAutotrophic ProcessesEnvironment, ControlledHeatingModels, BiologicalHeliumAnesthetics, InhalationAir PollutionOceans and SeasPlant LeavesPneumoperitoneumBacteria