Shale Gas as an Option for the Production of Chemicals and Challenges for Process Intensification / Design and Techno-Economic Analysis of Separation Units to Handle Feedstock Variability in Shale Gas Treatment / Sustainable Design and Model-Based Optimization of Hybrid RO-PRO Desalination Process / Techno-economic and Environmental Assessment of Ultrathin Polysulfone Membranes for Oxygen-Enriched Combustion / Process Intensification of Membrane-Based Systems for Water, Energy, and Environment Applications / Design of Internally Heat-Integrated Distillation Column (HIDiC) / Graphical Analysis and Integration of Heat Exchanger Networks with Heat Pumps / Insightful Analysis and Integration of Reactor and Heat Exchanger Network / Fouling Mitigation in Heat Exchanger Network Through Process Optimization / Decomposition and Implementation of Large-Scale Interplant Heat Integration / Multi-objective Optimisation of Integrated Heat, Mass and Regeneration Networks with Renewables Considering Economics and Environmental Impact / Optimization of Integrated Water and Multi-regenerator Membrane Systems Involving Multi-contaminants: A Water-Energy Nexus Aspect / Optimization Strategies for Integrating and Intensifying Housing Complexes / Sustainable Biomass Conversion Process Assessment / Index.