Carbon IsotopesCarbonPhotosynthesisCarbon DioxideIsotopesFlaveriaIsotope LabelingRibulose-Bisphosphate CarboxylasePlant LeavesOxygen IsotopesNitrogen IsotopesMalate Dehydrogenase (NADP+)BiomassChloroplastsPlantsChlorophyllCarbohydrate MetabolismLightDarknessMethyl ChlorideAtmosphereGeologic SedimentsFossilsTobaccoChemical FractionationZinc IsotopesPaleontologyVolcanic EruptionsEthylene DichloridesMethaneXanthobacterSulfur IsotopesPinus taedaPlant ProteinsPeptococcaceaeCarbon MonoxideCarbonatesDeuteriumCarbon CycleIron IsotopesCarbon Compounds, InorganicNanotubes, CarbonEpitestosteronePlant TranspirationRhamnusEcosystemHistory, AncientHyphomicrobiumMyrtusGas Chromatography-Mass SpectrometryDoping in SportsSeawaterStrontium IsotopesNitrogenWaterOceans and SeasBiodegradation, EnvironmentalSoilPhosphoenolpyruvate CarboxylasePlant StomataRadioisotope Dilution TechniqueRainExtinction, BiologicalFresh WaterTimePoaceaeTreesCarbon Monoxide PoisoningClimateChiropteraAcetatesMass SpectrometryIndicator Dilution TechniquesSulfatesGeographyBacteriaKineticsCarbon RadioisotopesAnaerobiosisCarbon TetrachlorideDietCarbon SequestrationMercury IsotopesHydrogenSeasonsModels, BiologicalCarbon DisulfideDeuterium OxideEvolution, PlanetaryRadioisotopesBiological EvolutionOxidation-ReductionPhylogenyMeteoroidsChromatography, LiquidGeological PhenomenaCarbon Tetrachloride PoisoningRadiometric DatingZinc RadioisotopesFood Chain