Opening

• Cover
• Foreword
• Table of Contents
• Executive Summary

1.0 Introduction

• 1.1 Purpose
• 1.2 ATD Models in a Consequence Assessment System
• 1.3 Scope and Context of the R&D Planning Activity
• 1.4 Structure

2.0 User Needs

• 2.1 The Emergency Preparedness and Response Environment
• 2.2 User Needs in Other Applications of ATD Modeling Systems
• 2.3 ATD Information Required for Hazard Response Decisions
• 2.4 Constraints and Tradeoffs in ATD Modeling to Meet User Needs
• 2.5 “If I Can’t Have Certainty, Tell Me How Bad It Could Be, and Where”

3.0 Model Capabilities Required to Meet User Needs

• 3.1 Consequences of Model Scale
• 3.2 Requirements and Capabilities by System Component
• 3.3 Transitioning New Research and Development Capability to Operations

4.0 Modeling and Measurement Research Needs

• 4.1 R&D Prioritization Methodology
• 4.2 Improving ATD Meteorological and Concentration Models
• 4.3 Improving Measurement Technologies
• 4.4 Model–Data Interface Challenges
• 4.5 Summary of R&D Needs

5.0 An R&D Strategy to Meet User Needs

• 5.1 The Goals for ATD Modeling R&D
• 5.2 The R&D Aspects of Interpreting Uncertainty Implications for Users
• 5.3 Capture Existing Data Sets for New Objectives
• 5.4 Foster Evaluation Standards for Modeling Systems and Components
• 5.5 Coordinate Programs for Improved Measurement Technologies
• 5.6 Establish Multiple ATD Test Beds
• 5.7 Plan and Conduct Special Studies and Experiments

6.0 Recommendations

• 6.1 Quantify Model Uncertainties and Interpret Their Implications to Users
• 6.2 Capture and Use Existing Data Sets
• 6.3 Implement ATD Testbeds
• 6.4 Develop Standards for Model V&V
• 6.5 Improve the Spatial and Temporal Scale Interactions between Meteorological and ATD Models
• 6.6 Improve Measurement Technology
• 6.7 Design and Conduct Special Studies and Experiments

Appendices

• A. Historical Perspective
• B. Federal Capabilities and Research and Development Programs
• C. Atmospheric Transport and Diffusion Modeling Considerations
• D. Acronym List
• E. List of JAG/ATD(R&DP) Participants