Understanding Microplastics and Nanoplastics as Conventional and Emerging Contaminants in the Environment Sampling and Sample Preparation Techniques for Micro- and Nanoplastics Challenges and Advances in Analytical Techniques to Detect Micro- and Nanoplastics Plastic Currents: Distribution, Fate, and Risks of Micro- and Nanoplastics in Freshwater Systems Implications of Micro- and Nanoplastics in the Marine Environment The Fate and Risk of Micro- and Nanoplastics in Terrestrial Ecosystems Mass Transfer of Organic Compounds at Plastic Interfaces - Why Chemical Complexity and Environmental Factors Matter Micro- and Nanoplastic Processes: Degradation, Fragmentation, Aggregation and the Need for Environmentally Relevant Reference Materials Environmental Transport and Fate Modelling of Micro- and Nanoplastics Plastic Particles on the Plate: Impact on Food Security and Human Health Emerging Technology and Trends to Remove Micro- and Nanoplastics in Aquatic Media Regulations, International Negotiations and Transformative Approaches to Address Plastic Pollution.