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1.ResearchBackgroundTocontrolandmodifytheglobalcarbonbudget,preventclimatewarmingareseriouschallengeforinternationalsociety.UNFCCC谈判的政治化和贸易化趋势,使陆地碳汇/源研究成为世界政治和经济格局重建的“科学武器或环境武器”.中国将面临着巨大的压力。WhatarepatternsofCarbonSources/SinksofterrestrialecosysteminChina?WhatarekeydrivingfactorsofterrestrialecosystemcarbonprocessesinChina?Howdoterrestrialecosystemsresponseandfeedbacktoglobalclimatechange?WhatarepotentialandpolicyofincreasingsinkandmitigatingemissionofterrestrialecosysteminChina?HowdoesChinauseKyotoProtocoltoprotectnationalbenefits?HowdoesChinaimplementinternationalobligationandmakeavailablenationalactivity?划?Observationofcarbonfluxes、storage(Micro-meteorology、StaticChamber/GC、RS)ObservationsystemofCfluxandstorageinChinaKeyscientificobjectiveConstructionofChinaFluxNetworkCharacterizespatialandtemporalchangeofCfluxinChinaImprovementofquantitativeRSmethodofCfluxandstorageResearchcontentComprehensiveanalysisofCbudgetofterrestrialecosysteminChinaMitigation/sequestrationsinkstrategyofterrestrialecosystemComparisonresearchofinternationalmitigationschemeStudyonterrestrialecosystemcarboncycleandits’drivingmechanisminChinaChinesePremier'saddresstotheEarthSummit03Sep2002Description:ChinesePremierZhuRongjionTuesdaysaidChinahadratifiedtheKyotoprotocolonclimatechange.BiogeographymechanismsofCsink/sourcespatialpatterns;Controllingmechanismsandhumaninfluenceofcarboncycle;AcclimatizationmechanismsofbiologicalprocessesofCcycletoclimatechange;Effectsandbenefitsofterrestrialecosystemmanagementoncarbonsink;CtransportprocessesthroughriverinterrestrialCcycle.3.1TechniqueSchemeProcessesofterrestrialecosystemCcycle3.2Researchcontent(1)ComparisonofCfluxandstorageoftypicalterrestrialecosystemDesignofChinaFluxstationandtransectinvestigationResearchcontentEffectsofelevatedCO2concentrationonbiologicalprocessesofterrestrialCcycleConcertedinfluenceofelevatedCO2concentrationandclimatewarmingonterrestrialCcycleAcclimationmechanismsofCcyclebiologicalprocessestoenvironmentalcha