Lagrangian modeling of the atmosphere: an introduction / John C Lin -- Turbulent dispersion: theory and parameterization. Turbulent dispersion: theory and parameterization-overview / Ashok K Luhar ; History of Lagrangian stochastic models for turbulent dispersion / D J Thomson, J D Wilson ; Lagrangian particle modeling of dispersion in light winds / Ashok K Luhar ; "Rogue velocities" in a Lagrangian stochastic model for idealized inhomogeneous turbulence / John D Wilson ; How can we satisfy the well-mixed criterion in highly inhomogeneous flows? A practical approach / John C Lin, Christoph Gerbig -- Transport in geophysical fluids. Transport in geophysical fluids-overview / Peter Haynes ; Out of flatland: three-dimensional aspects of Lagrangian transport in geophysical fluids / Mohamed H M Sulman, Helga S Huntley, B L Lipphardt, A D Kirwan ; A Lagrangian method for simulating geophysical fluids / Patrick Haertel ; Entropy-based and static stability-based Lagrangian model grids / Paul Konopka, Felix Ploeger, Rolf Müller ; Moisture sources and large-scale dynamics associated with a flash flood event / Margarida L R Liberato, Alexandre M Ramos, Ricardo M Trigo, Isabel F Trigo, Ana María Durán-Quesada, Raquel Nieto, Luis Gimeno ; The association between the North Atlantic oscillation and the interannual variability of the tropospheric transport pathways in Western Europe / J A G Orza, M Cabello, V Galiano, A T Vermeulen, A F Stein -- Applications of Lagrangian modeling: greenhouse gases. Applications of Lagrangian modeling: greenhouse gases-overview / Christoph Gerbig ; Estimating surface-air gas fluxes by inverse dispersion using a backward Lagrangian stochastic trajectory model / J D Wilson, T K Flesch, B P Crenna ; Linking carbon dioxide variability at Hateruma Station to East Asia emissions by Bayesian inversion / Jiye Zeng, Hideaki Nakajima, Tsuneo Matsunaga, Hitoshi Mukai, Kaduo Hiraki, Yasuhiro Yokota ; The use of a high-resolution emission data set in a global Eulerian-Lagrangian coupled model / T Oda, A Ganshin, M Saito, R J Andres, R Zhuravlev, Y Sawa, R E Fisher, M Rigby, D Lowry, K Tsuboi, H Matsueda, E G Nisbet, R Toumi, A Lukyanov, S Maksyutov ; Toward assimilation of observation-derived mixing heights to improve atmospheric tracer transport models / Roberto Kretschmer, Frank-Thomas Koch, Dietrich G Feist, Gionata Biavati, Ute Karstens, Christoph Gerbig ; Estimating European halocarbon emissions using Lagrangian backward transport modeling and in situ measurements at the Jungfraujoch High-Alpine site / Dominik Brunner, Stephan Henne, Christoph A Keller, Martin K Vollmer, Stefan Reimann, Brigitte Buchmann -- Atmospheric chemistry. Atmospheric chemistry in Lagrangian models-overview / Dominik Brunner -- Global-scale tropospheric Lagrangian particle models with linear chemistry / S Henne, C Schnadt Poberaj, S Reimann, D Brunner -- Quantitative attribution of processes affecting atmospheric chemical concentrations by combining a time-reversed Lagrangian particle dispersion model and a regression approach / Joshua Benmergui, Sangeeta Sharma, Deyong Wen, John C Lin -- Operational/emergency modeling. Operational emergency preparedness modeling-overview / Andreas Stohl ; Operational volcanic ash cloud modeling: discussion on model inputs, products, and the application of real-time probabilistic forecasting / P W Webley, T Steensen ; A Bayesian method to rank different model forecasts of the same volcanic ash cloud / Roger P Denlinger, Peter Webley, Larry G Mastin, Hans Schwaiger ; Review and validation of MicroSpray, a Lagrangian particle model of turbulent dispersion / G Tinarelli, L Mortarini, S Trini Castelli, G Carlino, J Moussafir, C Olry, P Armand, D Anfossi ; Lagrangian models for nuclear studies: examples and applications / D Arnold, P Seibert, H Nagai, G Wotawa, P Skomorowski, K Baumann-Stanzer, E Polreich, M Langer, A Jones, M Hort, S Andronopoulos, J G Bartzis, E Davakis, P Kaufmann, A Vargas -- AGU category index