Microplastics act as pollutant shuttles, carrying chemicals, pathogens and antibiotic resistance genes through water, soil, food webs and environmental boundaries. A three-tiered framework identifies conditions for dominant ecological risks, highlighting the need for realistic risk assessment and unified global governance.
A new review suggests slow pyrolysis can reduce environmental risks while recovering materials, metals, and energy from contaminated agricultural biomass. The process involves controlled heating, producing biochar, bio-oil, and gases, with potential applications in soil amendment, water treatment, and metal recovery.
AI has evolved from an ambitious idea to a powerful force in science, medicine, industry, and environmental protection. Emerging co-scientist systems can generate hypotheses, evaluate ideas, and refine research directions, pointing toward a future of AI as a digital scientific collaborator.
Microplastic pollution in dryland dumpsites accelerates due to intense sunlight, heat, wind, and open burning, transforming plastics into smaller, more reactive particles that spread through soil, air, water, and food systems. Aging microplastics increase metal adsorption and organic pollutant partitioning, posing emerging biological r...
Researchers found that aging microplastics can increase the binding of fluorinated pesticides like fluensulfone in agricultural soils. The smallest aged particles showed the strongest effects, with 30-35% of retained fluensulfone bound to PVC microplastics.
AI agents, such as ERA and The AI Scientist, are increasingly taking autonomous actions, expanding scientific discovery. However, serious limitations, including hallucinated citations and outputs that are difficult to reproduce, highlight the need for human oversight and responsible development.
A three-year field study found that deeper straw incorporation reduced maize ear rot and mycotoxin contamination while improving soil health and microbial communities. The study suggests that optimizing straw management strategies could turn a familiar practice into a more effective tool for soil health and food safety.
Zebrafish models can help scientists understand contaminant toxicity, but translating these findings to wild species is a major challenge. A new framework, Z-PATH, proposes a four-tiered approach to connect molecular effects with whole-organism performance and population-level consequences.
Research estimates a sevenfold increase in tire-derived 6PPD emissions in China from 2000 to 2020, with soil and rural road networks playing major roles. The study projects that emissions could reach 0.15 million metric tons per year by 2060.
Researchers developed a synthetic community of native soil bacteria that reduces acid stress and improves nutrient cycling, leading to healthier plant growth. The microorganisms increase soil pH, promote lateral root development, and enhance nutrient availability.
Researchers used machine learning to analyze elemental composition of biochar and found hydrogen-to-carbon ratio and oxygen content to be key predictors of persistent free radicals concentration and radical type. The study provides a data-driven framework for linking elemental properties to biochar reactivity and environmental risks.
Researchers discovered that natural leaf coatings on hydrochar can act as a protective surface layer, improving its ability to retain carbon in soil. The coating strengthens hydrochar stability, promoting its capacity for soil carbon sequestration.
A nationwide analysis of 192 commercial tea samples reveals differences among tea varieties and regions. The study found measurable PCBs in all samples, but health risk calculations indicated that PCB exposure from drinking Chinese tea is currently unlikely to pose an appreciable health risk to consumers.
A team of researchers developed a reusable magnetic sensing platform combining surface-enhanced Raman scattering with machine learning to detect trace uranyl ions. The system maintained its detection limit even in complex aquatic environments, with strong selectivity and resistance to interference.
Carefully controlled sulfidation boosts supercapacitor electrode performance by guiding distinct structural phases and revealing a heterojunction composition that delivers enhanced energy storage. NCF-S95 achieves high specific capacity and cycle stability, showing promise for next-generation supercapacitor materials.
Combining biochar and dicyandiamide in organic fertilizer reduces cumulative ammonia losses by 27.1% compared to conventional urea fertilization, maintaining crop productivity despite reduced mineral nitrogen input. The treatment also supports economic returns through reduced nitrogen-related environmental and health costs.
A new study reveals that carefully controlled pore structure and surface chemistry can transform nuisance seaweed into an efficient and reusable CO2 adsorbent. Researchers developed a porous biochar from Sargassum tenerrimum, achieving high CO2 adsorption capacity and rapid uptake.
Researchers found that ultraviolet irradiation and ozonation increased anti-androgenic activity in treated wastewater, exceeding an effect-based risk threshold. The study suggests balancing pollutant removal efficiency with assessment of transformation products' combined biological effects.
Long-term straw incorporation improves soil organic carbon by activating two mechanisms: physical protection in stable aggregates and chemical stabilization via iron-organic carbon associations. Straw return strengthens soil structure, promoting longer-term carbon storage.
Researchers developed a fishbone-derived catalyst that turns low-density polyethylene agricultural film into olefin-rich liquid products with yields up to 89.32 wt.% and olefin selectivity of 84.03%. The catalyst, combined with phosphoric acid and iron, promotes carbon-carbon bond cleavage and regulates dehydrogenation reactions.
Pyrogallol's toxicity in aquatic organisms has been linked to oxidative stress and damage across multiple biological systems. The analysis identifies the need for broader environmental surveillance, long-term ecological studies, and improved exposure assessment to determine its effects on human health.
Researchers have discovered that surface hydroxyl groups on platinum catalysts are crucial for controlling the conversion of methanol into hydrogen. The study found that hydroxyl-rich oxide supports can improve platinum-based methanol reforming catalysts, leading to higher hydrogen production rates.
A study of 426 university students in Nigeria found a clear association between reported chemical exposure frequency and reported symptoms, with frequent exposure linked to oxidative stress-related symptoms. The researchers also highlight the importance of laboratory safety practices and healthy dietary habits.
A comprehensive review of nanobiochar reveals its potential to address multiple agricultural challenges simultaneously, including nutrient retention, water holding capacity, and stress tolerance. The study highlights the need for careful risk assessment and regulatory frameworks to ensure safe deployment in sustainable farming systems.
The co-occurrence of biochar and microplastics in agricultural soils can alter soil carbon storage and inflate estimates of carbon sequestration. The review proposes an evidence-tiered measurement framework to accurately evaluate soil carbon storage.
Researchers developed a photocatalyst combining cellulose-derived carbon quantum dots and cadmium sulfide to improve light harvesting and electron movement. The optimized composite produced significantly more hydrogen per gram than unmodified CdS.
Researchers developed a machine learning framework that predicts microbial contamination and estimates potential public health risks from routinely measured water quality indicators. The approach, called ML-QMRA, achieved high accuracy in predicting pathogen concentrations and their associated health risks.
A new study suggests that shifting U.S. agricultural exports from animal feed to animal-derived foods could reduce global nitrogen loss by 38% and greenhouse gas emissions by 17%. The change could also increase U.S. trade revenue by $10.5 billion, while improving nutrient recycling and manure management.
Biochar's ability to retain carbon in soil is strengthened by cadmium contamination, with mechanisms including cation bridging and microbial inhibition. This unexpected interaction has implications for using biochar in contaminated agricultural soils.
Blending moderate amounts of organic cleaning wastewater with coal lowers ignition temperature and reduces combustion activation energy, but excessive addition weakens overall combustion. The study suggests a practical balance between easier ignition and stable combustion can be achieved.
A new review reveals that microplastics can change the mobility, bioavailability, ecological toxicity, and food-chain transfer of heavy metals, but the direction and magnitude of these changes differ substantially among metals. Biodegradable plastics are not automatically environmentally safer in metal-contaminated soils.
A field study in northeastern China shows that combining no-tillage management with microbial organic fertilizer can significantly increase soil organic carbon across both surface and deeper soil layers. The treatment increased soil organic carbon by up to 93.2% and maintained larger macroaggregates, which can physically enclose organi...
Researchers developed a simple visual method for tracking vapor movement inside a fixed-bed reactor, finding that internal structures can redirect vapors and improve tar production and gas quality. The design increased total tar yield and raised the light tar fraction to as much as 74.42 percent.
A new study warns that ambitious climate pledges may lead to a 12.8% reduction in global cropland by 2100, compromising food security. The impact could be unevenly distributed, with countries in the Global South and South America facing significant losses.
A three-year field experiment found that warming accelerates nitrogen cycling while promoting retention in protected soil pools. This changes where nitrogen goes and how securely it is stored, potentially helping develop climate-resilient nitrogen management strategies for rice production.
A new study reports that loading biochar with oxygen nanobubbles can help overcome the problem of rapid oxygen depletion in flooded rice soils, creating a more oxidizing environment around rice roots. This leads to reduced cadmium accumulation in rice plants and improved plant growth.
A China-wide study reveals that hospital characteristics do not significantly shape nearby water resistomes, with geography and broader urban pollution being the main factors influencing antibiotic resistance gene patterns. Proper wastewater treatment can substantially reduce the environmental release of resistance genes from hospitals.
A computational study reveals that zirconia supports nickel-based catalysts in producing cleaner syngas by balancing methane conversion activity and resisting carbon buildup. Zirconium oxide provides a balanced performance, enhancing interaction with reforming reactants while maintaining moderate carbon binding and strong oxygen affinity.
A global meta-analysis of over 4,200 studies found that microplastics can alter cadmium uptake and movement in plants, reducing oxidative stress and nutrient imbalance. However, the effects vary greatly depending on particle size, polymer type, concentration, and environmental conditions.
A comparative review identifies how EU and US surface water monitoring architectures can strengthen surface water protection in China. The analysis suggests combining routine assessment with rapid diagnosis and long-term ecological observation to support precise and adaptive water governance.
Researchers found that adding fine biochar to natural hydraulic lime boosts its compressive strength by 35.7% and increases CO2 uptake by 14.6%. The optimized material can support carbonation through biochar's porous structure, promoting calcium carbonate formation.
Researchers found that reconstructed coal gangue can activate powerful oxidation reactions to break down persistent organic pollutants. The material's intrinsic reactivity and surface chemistry are key factors in its ability to degrade pollutants.
A new study reveals that tree felling mainly damages the crowns of remaining mature trees, while timber extraction threatens young seedlings. The research highlights practical opportunities to reduce ecological damage during logging by better planning and operator training.
Researchers introduce a new metric W² to complement traditional measures of predictive accuracy, revealing hidden patterns of systematic bias in AI models. By combining Q² with a penalty for angular difference from the ideal line, W² provides a more comprehensive evaluation of model reliability.
Researchers propose using AI to track nitrogen flows, improve scientific models, and provide practical recommendations for farmers. This approach aims to rebuild the disrupted nutrient cycle and reduce nitrogen losses while increasing food productivity.
Researchers developed a physics-based framework to predict temperature-driven VOC emissions from automotive paint sludge. Higher temperatures increase the release rate of VOCs, with moderate changes leading to substantial increases in quantity and speed of diffusion.
New research suggests that tire microplastics can create environmental hotspots that facilitate the persistence, transfer, and spread of antibiotic resistance genes through cities. The microplastics can develop dense microbial biofilms, release chemicals that select for resistant bacteria, and contribute to oxidative stress.
Researchers develop synthetic microbial communities to degrade persistent herbicides, improving degradation rates by 1.5-3 times compared to individual strains or natural attenuation. The approach promotes more complete mineralization of pollutants and resilience in complex soil environments.
A new study reveals that forest structure, tree species evenness, and terrain slope jointly influence how carbon is divided among living vegetation, forest litter, and soil. The research found that soil contained the largest share of total carbon in most locations, while vegetation stored more carbon than soil in several plots.
Researchers found that plants absorb more elements with longer hydrated metal ion distances, suggesting a basic chemical influence on mobility. The metric may help estimate poorly studied contaminants and reduce reliance on complex variables.