This topic explores frameworks that merge blockchain (or distributed ledger) technologies with peer-to-peer (P2P) systems to enable secure, transparent, and trust-minimized data sharing, digital content distribution, and decentralized economies. Submissions should focus on protocol designs, system architectures, or real-world implementations that ensure data integrity, access control, accountability, and decentralized governance — while maintaining P2P flexibility and scalability.

This Collection focuses on sustainable rangeland and grazing systems under global environmental change, with particular attention to restoration strategies, soil carbon dynamics, biodiversity conservation, and ecosystem services. It welcomes interdisciplinary research integrating field experiments, modelling, and digital technologies to support climate-smart and resilient rangeland management worldwide.

BMC Nutrition is calling for submissions to our Collection on the Mediterranean diet and its role in the prevention and mitigation of chronic diseases.

Artificial intelligence (AI) has emerged as a powerful enabler of sustainable transformation. For SMEs, AI can enhance energy management, optimize resource use, support sustainability reporting, improve decision-making processes, and foster greener and more resilient business models. Yet dedicated research examining how SMEs can practically deploy AI for sustainability across varying economic and institutional contexts remains limited.

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This Collection aims to explore the integration of geophysical, geochemical, and remote sensing techniques to advance mineral exploration in arid and semi-arid environments.

This collection explores how disaster‑induced mental health problems intensify chronic physical conditions, underscoring the public health importance of understanding mental–physical comorbidity to improve disaster preparedness, guide integrated care strategies, and strengthen community resilience.

This Scientific Data collection welcomes descriptions of any dataset relevant to cancer research, including ’omics data; in vitro, in vivo, in silico, and human studies; early‑phase drug discovery data; as well as larger cohort and population‑level datasets related to measuring outcomes and disease occurrence at large scales.

This Collection Advanced Cement and Concrete for Sustainable, Intelligent, and Resilient Infrastructure provides a venue for researchers, engineers, and materials scientists to report recent advances in cement and concrete materials for future infrastructure.

This Collection focuses on innovative research and practical developments in sustainable textile coloration using natural dyes, eco-friendly printing techniques, and bio-mordanting methods. It welcomes studies on new natural dye sources, improved extraction and application processes, and environmentally safe mordant alternatives. Contributions addressing color fastness, functional properties, waste utilization, and green processing technologies are also encouraged.

This collection focuses on the critical role of advanced sensing technologies in enabling next-generation cyber-physical systems (CPS).

This Collection explores the integration of Generative AI within active learning frameworks, such as Project-Based and Story-based Learning, to enhance pedagogical innovation and student engagement. It focuses on how AI-driven scaffolding and personalization can transform teaching practices and assessment models while maintaining a human-centric approach to quality education.

This Collection highlights advances in green nanomedicine for cancer and inflammatory diseases, focusing on natural product–based nanomaterials designed through environmentally benign synthesis routes to achieve enhanced biocompatibility, immune modulation, and therapeutic efficacy. It brings together mechanistic, translational, and application-driven studies on nanoimmunotherapeutics and nano-immunomodulation, including integration with chemotherapy, immunotherapy, and radiotherapy.

This Collection focuses on the design, characterization, and evaluation of advanced delivery systems for natural products, with particular emphasis on encapsulation strategies and controlled release mechanisms. Contributions addressing molecular design, release behavior, and demonstrated biological or therapeutic efficacy through experimental, computational, or translational approaches are especially encouraged.

This Collection publishes research on construction safety and risk management across planning, design, construction, and operations, including hazard identification, safety climate, and risk-based decision making. It particularly welcomes digital and data-driven approaches such as BIM-enabled safety, digital twins, IoT sensing, and AI analytics to prevent incidents and improve project performance.

The collection aspires to be a starting point for the exchange and promotion of the strategic development of molecules with a holistic application approach. Molecules with a holistic approach have implications in industrial and environmental strategies based on circular economy guidelines, cleaner production strategies, waste management and new alternative energy sources.

This topical collection focuses on recent advances in multifunctional surface engineering of advanced materials aimed at improving performance in energy systems, tribological components, and sustainable engineering applications. It welcomes contributions on advanced coatings, composite surfaces, surface modification techniques, functional interfaces, and emerging data-driven approaches for designing high-performance and environmentally sustainable surface systems.

This Collection explores the emerging field of biochar nanocomposites and their potential in environmental remediation. Biochar, a carbon-rich material derived from biomass, has shown promise in improving soil health and removing pollutants. When combined with nanoparticles, its properties are enhanced, offering innovative solutions for water and air purification.

This topical collection examines how digital transformation drives innovative and entrepreneurial solutions to sustainability challenges in emerging economies. It focuses on digitally enabled entrepreneurship—such as platform ventures, fintech innovations, AI-driven startups, and frugal digital solutions—that promote sustainable economic growth, social inclusion, and environmental resilience.

This topical collection explores how advances in geropsychology can be translated into practice to promote mental and cognitive health in older adults. Contributions highlight resilience, cognitive reserve, interventions, cultural diversity, and longitudinal findings, offering innovative insights to support well‑being, autonomy, and psychological growth in later life across Europe.