Carbon CycleSoilCarbonSoil MicrobiologySoil PollutantsAtmosphereCarbon DioxideCell CycleEarth (Planet)Carbon SequestrationEcosystemMethaneOceans and SeasTreesCarbonatesBiomassGeologic SedimentsCarbon IsotopesCarbon MonoxideNanotubes, CarbonCalcium CarbonateGreenhouse EffectHaptophytaVolcanic EruptionsHistory, AncientClimatic ProcessesSeawaterClimatePhytoplanktonTropical ClimateBiogenesisOrganic ChemicalsPlanktonGlobal WarmingNitrogenAtlantic OceanPacific OceanBacteriaRainMenstrual CycleFossilsDiatomsRNA, Ribosomal, 16SCarbon Monoxide PoisoningPhylogenyTemperatureBiodiversityPhotosynthesisClimate ChangeEnvironmental MonitoringSoil Pollutants, RadioactiveBiodegradation, EnvironmentalCell Cycle ProteinsPlantsPlant LeavesSeasonsCarbon TetrachlorideOxygenModels, BiologicalOxidation-ReductionTime FactorsCitric Acid CycleMolecular Sequence DataCarbon DisulfideEstrous CycleFertilizersPlant RootsDNA, RibosomalAgricultureModels, TheoreticalDNA, BacterialSequence Analysis, DNACarbon Tetrachloride PoisoningWaterCarbon FootprintCulture MediaFungiBiotaCell Cycle CheckpointsNitrogen CycleGenes, rRNAManureCarbon RadioisotopesPoaceaeHydrogen-Ion ConcentrationDesert ClimateHumic SubstancesPseudomonasLife Cycle StagesMetals, HeavyFatty AcidsEnvironmental RemediationNitrificationOligochaetaKineticsCrops, AgriculturalBase SequenceAcetatesActinomycetalesMutation