A new study published in Big Earth Data systematically evaluates the data quality of Volunteered Geographic Information (VGI) in ecological conservation applications. Focusing on red-crowned crane habitats in Hokkaido, Japan, the research compares VGI data from eBird and OpenStreetMap (OSM) against authoritative datasets from GBIF and CASEarth. The findings indicate that while VGI demonstrates higher thematic accuracy and broader spatial coverage for vector-based species distribution data, OSM exhibits significant classification errors and coverage gaps in raster-based land use data, particularly for croplands and grasslands. This study underscores the critical need for tailored validation strategies across different VGI types to enhance their utility in ecological research.

Artificial intelligence is currently controlled by a number of tech giants in the United States and China. One professor believes Europe can choose to take a smarter and more democratic path.

A research team from the Department of Orthopaedics and Traumatology, School of Clinical Medicine, LKS Faculty of Medicine at the University of Hong Kong (HKUMed), has developed a titanium implant surface that can be activated by near-infrared (NIR). With just 15 minutes of NIR irradiation, this surface can eliminate 99.94% of Staphylococcus aureus (S. aureus) biofilms without the use of antibiotics, while simultaneously promoting bone-implant fusion. Based on titanium dioxide (TiO2), the same compound found in titanium’s natural surface oxide layer, the design may offer practical advantages for compatibility with existing titanium implants and future clinical translation. This innovative technology could be applied to various common orthopaedic implants, including joint replacements, fracture fixation devices, spinal fusion cages, dental implants and craniofacial implants. It offers a new solution to combat implant infections. The findings were published as a cover story in the international journal Cell Biomaterials.

As the world searches for scalable solutions to climate change, a growing body of research is highlighting biochar as a promising carbon-negative technology with far-reaching environmental benefits. A new comprehensive review published in Biochar explores how this carbon-rich material could help tackle global challenges ranging from greenhouse gas emissions to soil degradation and water pollution.

Researchers have developed a new class of sustainable energy storage materials by transforming agricultural waste into high-performance biochar composites that can store and release heat efficiently. The study demonstrates how simple changes in biomass type and production temperature can significantly improve energy storage capacity and durability, offering a promising pathway for low-carbon building technologies and renewable energy systems.

A new study shows that combining machine learning with advanced material engineering can significantly improve the performance of hydrochar, a carbon-rich material derived from waste, offering a promising pathway for sustainable agriculture and climate mitigation.

As the world races to meet ambitious climate targets, scientists are turning to an unlikely ally in the fight against global warming: biochar. A new study highlights how artificial intelligence can dramatically improve the ability of this carbon-rich material to capture and store carbon, offering a powerful pathway toward carbon neutrality.

A new comprehensive review highlights how biochar, a carbon-rich material derived from biomass, could transform the cement industry by reducing emissions while improving the performance of construction materials.