本书阐明了我国区域灰霾形成的关键物理化学机制和关键污染物与污染源，提出了我国自主知识产权的大气灰霾监测技术及预测预警及控制决策模型，介绍了致霾关键污染物的源控制和过程控制技术，可为控制灰霾污染提供科学可行的技术和政策解决方案。“大气灰霾追因与控制”项目形成的一系列咨询报告得到了党中央和国务院的高度重视，其中11份被采纳，直接推动了我国灰霾防控工作的开展。本书在此基础上，集中体现了上述项目历时五年研究取得的重要成果，指明了我国控制大气灰霾的方向和道路。这将对我国后续一系列大气污染防控研究的重大科技计划的立项和实施起到先导作用，对我国大气环境学科发展起到引领作用，也将为科学可行的灰霾控制技术和解决方案提供关键科技支撑。

1 Introduction
1.1 Atmospheric Haze Pollution in China and Research Background
1.2 Content of Program
1.3 Results of Program
1.4 Outlook
2 Atmospheric Oxidation and Secondary Particle Formation
2.1 Regeneration Mechanism of OH Radicals
2.1.1 Establishment of a Technique for Measuring Atmospheric Radicals and Its Integrated Observation Experiment
2.1.2 Characterization of the Key Conversion Process of Radical Sources
2.1.3 Budget Closure Experiments on OH Radicals and Their Regeneration Mechanism
2.1.4 Normalized Analysis of Regeneration Mechanism of OH Radicals
2.1.5 Summary
2.2 Formation Mechanism of Secondary Particles
2.2.1 Process of Atmospheric Oxidation
2.2.2 Formation and Growth of Secondary Fine Particles
2.2.3 Moisture Absorption and Optical Properties of Fine Particles and Their Effects on Forming Haze
2.3 Formation of Secondary Aerosol from Typical Emission Sources
2.3.1 Chamber Simulation of Motor Vehicle Exhaust
2.3.2 Chamber Simulation of Biomass Burning
2.3.3 Chamber Simulation of Cooking Emission
2.4 Formation of Secondary Particles under Combined Pollution Conditions
2.4.1 Formation of Secondary Particles under Conditions of Coexisting SO2，NO2,and NH3
2.4.2 Simulation of NH3, SO2, and Motor Vehicle Exhaust Combined
Pollution
2.4.3 Heterogeneous Reaction on the Surface of Black Carbon
References
3 Haze Source Tracing
3.1 Sources of Particulate Matter in the BTHR
3.2 Mechanism of Haze Formation in Beijing
3.3 Effects of Fog Formation on the Physical and Chemical Characteristics of Fine Particles
3.4 Development of the Source Resolution Receptor Model and Analysis of the Heavy Haze Process
3.5 Source Analysis of Aerosol PM_s in the BTHR
3.6 Establishment of the National Large Scale Haze Precursor Emission Inventory
3.6.1 Method of Establishing the Key Source Atmospheric Pollutant Emission Inventory
3.6.2 National Large Scale Emission Inventory of Haze Precursor
3.6.3 Spatial, Temporal, and Chemical Species Allocation of Emission Inventories
3.7 Multiscale Nested Emission Inventory of Haze Precursors with High Spatiotemporal Resolution and Key Source Identification
3.7.1 Coupling of the National Inventory and the Regional Inventory
3.7.2 Source Apportionment and Identification of Main Emission Sources in Each Region
3.8 Quantitative Analysis of Sources of Haze-Causing Particles in Beijing
3.8.1 Sensitivity Analysis of Pollutant Source Spectrum
3.8.2 Chemical Species Reconstruction of Particulate Matter
3.8.3 Beijing PM_, Pollution Source Analysis
3.8.4 Visualization of PM_; Source Analysis
References
4 Numerical Model of Atmospheric Haze
4.1 Numerical Model of Regional Atmospheric Haze
4.1.1 Research and Development of Multi-Model Forecasting and Early Warning System for Atmospheric Haze
4.1.2 Research and Development of ChemDAS
4.1.3 Multi-Model Ensemble Prediction Technology for Atmospheric Haze
4.1.4 Application Case of Ensemble Forecasting and Early Warning System for Atmospheric Haze
4.1.5 Procedures for Forecasting and Early Warning System for Atmospheric Haze
4.2 Studying PM2.5 Typical Sources in the Background Region Using the Radiocarbon Isotope Method
4.2.1 Establishing the Analytical Method of Carbon Components in
PM2.5 Based on 14C
4.2.2 14C Source Analysis and PMF Model Validation
4.3 Quantitative Evaluation of Source Contribution of Important Components in PM2.5 in the BTHR
4.3.1 Regional Sources and Vertical Variations of PM2.5
4.3.2 Analysis of PM2.5 Industry Sources
References
5 Research and Development, Industrialization, and Application of Advanced Instruments
5.1 Development and Application of the Smog Chamber
5.1.1 Construction Scheme
5.1.2 Characterization of the Smog Chamber System
5.1.3 Res