Nitrous OxideGreenhouse EffectCarbon FootprintGasesGlobal WarmingMethaneEnergy-Generating ResourcesAtmosphereDenitrificationFossil FuelsCarbon DioxideCrops, AgriculturalAgricultureClimateAnesthetics, InhalationClimate ChangeSoilAnesthesia, InhalationFertilizersForestryConservation of Natural ResourcesNitric Oxide SynthaseEcosystemCarbonEnvironmental PolicyBiofuelsCarbon SequestrationEnvironmental MonitoringNitrificationEarth (Planet)Conservation of Energy ResourcesTreesWaste ManagementRenewable EnergyNitrogen Cycle