1.Modelling and Software as Instruments for Advancing Sustainability<br>2.Good Modelling Practice<br>3.Bridging the Gaps between Design and Use: Developing Tools to Support Environmental Management and Policy<br>4.Complexity and Uncertainty: Rethinking the Modelling Activity<br>5.Uncertainty in Environmental Decision Making: Issues, Challenges and Future Directions<br>6.Environmental Policy Aid under Uncertainty<br>7.Integrated Modelling Frameworks for Environmental Assessment and Decision Support<br>8.Intelligent Environmental Decision Support Systems<br>9.Formal Scenario Development for Environmental Impact Assessment Studies <br>10.Free and Open Source Geospatial Tools for Environmental Modelling and Management<br>11.Modelling and Monitoring Environmental Outcomes in Adaptive Management<br>12.Data Mining for Environmental Systems<br>13.Generic Simulation Models for Facilitating Stakeholder Involvement in Water Resources Planning and Management: a Comparison, Evaluation, and Identification of Future Needs <br>14.Computational Air Quality Modelling<br>15. State of the Art in Methods and Software for the Identification, Resolution and Apportionment of Contamination Sources<br>16.Regional Models of Intermediate Complexity (Remics) – A New Direction in Integrated Landscape Modelling<br>17.Challenges in Earth System Modelling: Approaches and Applications<br>18.Uncertainty and Sensitivity Issues in Process-Based Models of Carbon and Nitrogen Cycles in Terrestrial Ecosystems<br>19.Model-Data Fusion in the Studies of Terrestrial Carbon Sink <br>20.Building a Community Modelling and Information Sharing Culture