Topics WATER Water and Circular Economy Water Consumption of Urban and Industrial Systems Water Governance Challenges Climate change in the Water Sector Future trends in Water Security Energy Needs for the Water Sector Resilience to water-related risks Water Resources Integrated Management Waste Water management Water Supply management Water Microbiology Green Technologies for Sustainable Water resources Water Efficiency Water 4.0 energy Energy for Urban and Industrial Systems Energy Governance Challenges Energy and Circular Economy Decarbonisation and Future Energy Systems Energy-Saving Technologies Biofuels Technologies and Applications Waste Biorefining initiatives Smart Technologies in Sustainable Energy Production Systems Future hybrid local energy generation Energy 4.0 Agrifood Sustainable Agriculture Smart Technology in Greenhouses Robotics in Future Farms Climate change and sustainable food production Sustainable Ingredients and Novel Food Processing Technologies Food Analysis, Food Safety and Health Sustainable Packaging and Eco-labels Food Security and Food Waste Sustainable Diet and Human Health Circular systems for rural and urban food Waste materials for bio-based production Sustainable Food Supply Chain Management AgriFood Industry 4.0 Precision agriculture Nanotechnology Applications in Agriculture SUSTAINABILITY Bioeconomy Sustainability Impacts and Policies Cyber-Physical Systems for Sustainability Impacts of Global and Regional Climate Change Integrated Ecosystems Management Biomimetics/Nature-Based Solutions Resource Efficiency in a Circular Bioeconomy National, Regional and Local Bioeconomy Strategies Sustainable Development Goals Implementation Monitoring and evaluation in a digital environmental Green Materials for Sustainable Buildings Sustainable 3D printing materials Sustainable cities Unpublished research is still accepted in areas related to all these topics.