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Front Cover -- Water, Land, and Forest Susceptibility and Sustainability -- Science of Sustainable Systems: Water, Land, and Forest Susceptibility and Sustainability: Geospatial Approaches and Modeling Volume I -- Copyright -- Contents -- Contributors -- Foreword -- I - Introduction: Theoretical framework and -- 1 - Theoretical framework and approaches of susceptibility and sustainability: issues and drivers -- 1.1 Introduction -- 1.2 Global perspective of sustainability and susceptibility -- 1.3 Theoretical framework of sustainability and ecosystem services -- 1.3.1 Water, land, and forest: integral component of ecosystem -- 1.3.2 Sustainability and ecosystem services -- 1.3.3 Degradation of ecosystem services -- 1.4 Drivers and issues of susceptibility and sustainability of ecosystems -- 1.4.1 Susceptibility and sustainability of water resources -- 1.4.2 Susceptibility and sustainability of land resources -- 1.4.3 Susceptibility and sustainability of forest resources -- 1.5 Approaches for susceptibility/degradation assessment of ecosystems -- 1.6 Conclusions -- References -- II - Water resource susceptibility and sustainability -- 2 - Trap efficiency of reservoirs: concept, review, and application -- 2.1 Introduction -- 2.1.1 Reservoir sedimentation -- 2.1.2 Reservoir storage capacity reduction -- 2.1.3 Determination of quantity of sediment deposited in reservoir -- 2.1.3.1 Quantity of incoming sediment load -- 2.1.3.2 Quantity of outgoing sediment load -- 2.1.4 Determination of trap efficiency -- 2.2 Limitations of the study -- 2.2.1 Empirical methods -- 2.2.2 Artificial neural networks -- 2.3 Literature review -- 2.4 Materials and methods -- 2.4.1 Empirical methods -- 2.4.1.1 Brown's method -- 2.4.1.2 Capacity-inflow method (Brune method) -- 2.4.1.3 Gills method -- 2.4.1.4 Sediment index method (Churchill method).