| Part I | | Theory | | |
| | | Data Assimilation and Information by Richard Menard | | 3 |
| | | Mathematical Concepts of Data Assimilation by N.K. Nichols | | 13 |
| | | Variational Assimilation by Olivier Talagrand | | 41 |
| | | Ensemble Kalman Filter: Current Status and Potential by Eugenia Kalnay | | 69 |
| | | Error Statistics in Data Assimilation: Estimation and Modelling by Mark Buehner | | 93 |
| | | Bias Estimation by Richard Menard | | 113 |
| | | The Principle of Energetic Consistency in Data Assimilation by Stephen E. Cohn | | 137 |
| | | Evaluation of Assimilation Algorithms by Olivier Talagrand | | 217 |
| | | Initialization by Xiang-Yu Huang | | 241 |
| Part II | | Observations | | |
| | | The Global Observing System by Erik Andersson | | 263 |
| | | Assimilation of Operational Data by Jean-Noel Thepaut | | 283 |
| | | Research Satellites by William Lahoz | | 301 |
| Part III | | Meteorology and Atmospheric Dynamics | | |
| | | General Concepts in Meteorology and Dynamics by Richard Swinbank | | 325 |
| | | The Role of the Model in the Data Assimilation System by Richard B. Rood | | 351 |
| | | Numerical Weather Prediction by Richard Swinbank | | 381 |
| Part IV | | Atmospheric Chemistry | | |
| | | Introduction to Atmospheric Chemistry and Constituent Transport by Boris Khattatov | | 409 |
| | | Representation and Modelling of Uncertainties in Chemistry and Transport Models by Valery Yudin | | 431 |
| | | Constituent Assimilation by Quentin Errera | | 449 |
| | | Inverse Modelling and Combined State-Source Estimation for Chemical Weather by Lars Nieradzik | | 491 |
| Part V | | Wider Applications | | |
| | More... | | |