Granular Stratification Enables Stable and Efficient Nitrogen Removal in Anammox Sludge Bed Reactors [0.03%]
颗粒分层使厌氧氨氧化污泥床反应器稳定高效脱氮成为可能
Dongdong Xu,Zhiyao Wang,Chao Pan et al.
Dongdong Xu et al.
The granule-based anammox process is a promising biotechnology for nitrogen removal; however, it is challenging to achieve a high rate and efficiency simultaneously. In this study, we addressed this challenge by coupling two granule types w...
Explainable Machine Learning for High-Resolution Modeling of Long-Term Atmospheric Nitrogen and Sulfur Wet Deposition across the United States [0.03%]
美国长期大气氮硫湿沉积的高分辨率模拟的可解释机器学习方法研究
Jiangshan Mu,Yuqiang Zhang,Yingnan Zhang et al.
Jiangshan Mu et al.
Wet deposition of nitrogen and sulfur compounds is a major pathway through which atmospheric pollutants influence ecosystem nutrient cycles and regional air quality. Existing methods for estimating atmospheric nitrogen and sulfur wet deposi...
Microbial Complexity and Diversity Enhance Microbial Necromass Nitrogen Sequestration Along a Latitudinal Gradient [0.03%]
纬度梯度下微生物复杂性和多样性增强微生物 necromass 氮封存作用
Yuxuan Fu,Jine Wei,Zongxiao Zhang et al.
Yuxuan Fu et al.
Human activities have led to nitrogen enrichments in aquatic environments, facilitating microbial nitrogen turnover and microbial necromass nitrogen (MNN) formation. The extent to which abiotic and biotic factors mediate MNN sequestration i...
Agent-Reactor Integration for Intelligent Wastewater Treatment: Experimental Validation and Interpretability of Reinforcement-Learning-Based Control [0.03%]
基于强化学习的智能废水处理代理-反应器集成实验验证与可解释性研究
Ziang Zhu,Zhengxin Yu,Yingzheng Fan et al.
Ziang Zhu et al.
Intelligent control and optimization by reinforcement learning (RL) agents have emerged as a promising framework for biological nutrient removal (BNR) processes. However, most existing studies remain confined to simulation environments, lim...
Fe(III) Mineral Encrustation Uncouples Respiration from Reproduction of the Nitrate-Reducing Fe(II)-Oxidizing Bacterium Acidovorax sp. BoFeN1 [0.03%]
三价铁矿沉淀使酸杆菌BoFeN1的硝酸盐呼吸与产铁(ii)脱氢酶解耦联
Heping Zhang,Chao Peng,Zezhen Pan et al.
Heping Zhang et al.
Fe(II) can be oxidized by mixotrophic nitrate-reducing Fe(II)-oxidizing (NRFeOx) bacteria to Fe(III), leading to mineral precipitation. However, the effects of this process on the metabolism and reproductive ability of Fe(II)-oxidizing bact...
Global Disparities in the Regulation of PFASs: The Risk of Shifting the PFAS Pollution Burden to Developing Countries [0.03%]
全球PFAS监管差异：向发展中国家转移PFAS污染负担的风险
Brij Mohan Sharma,Ian T Cousins,Hans Peter H Arp et al.
Brij Mohan Sharma et al.
The environmental health challenges of per- and polyfluoroalkyl substances (PFASs) are well-documented in developed countries, where serious efforts are underway to implement stricter regulations to lower PFAS emissions. However, in develop...
Jonathan M Broyles,Matt A Jungclaus,Danielle N Beatty et al.
Jonathan M Broyles et al.
Buildings require vast quantities of materials and natural resources. Quantifying and understanding the composition of whole buildings is necessary to support circular economies that mitigate the future environmental impacts of the built en...
Global Role of Vanadium for Cryptogamic Nitrogen Fixation in Extratropical Forests [0.03%]
钒在温带森林隐花藻类固氮中的作用
Romain Darnajoux,Shannon J Haynes,Marie Renaudin et al.
Romain Darnajoux et al.
Biological nitrogen fixation (BNF) by nitrogenase is often assumed to rely on molybdenum as an enzymatic cofactor, despite molybdenum scarcity in terrestrial ecosystems relative to vanadium and iron, two alternative cofactors. Findings that...
Mechanisms Underlying Tralopyril-Induced Olfactory Dysfunction in Marine Medaka: Disruption of the Dopaminergic System and the Complement Alternative Pathway [0.03%]
三丁基锡化合物Tralopyril诱导斑马鱼嗅觉障碍的机制：多巴胺系统紊乱及补体旁路途径参与
Tengzhou Li,Bin Liu,Bianhao Zeng et al.
Tengzhou Li et al.
Tralopyril is an emerging antifouling biocide widely used in hull coatings. However, tralopyril is neurotoxic and a potential olfactory toxicant. Additionally, it is not easily biodegradable and poses a threat to nontarget aquatic organisms...
Nationwide Indoor-Outdoor Exchange and Health Risks of Organophosphate Esters in China [0.03%]
中国室内室外有机磷酯的全国范围交流及其健康风险
Haibo Ma,Zixuan Li,Dongchun Wang et al.
Haibo Ma et al.
Production and usage of organophosphate esters (OPEs) as primary substitutes for brominated flame retardants have surged in recent decades and exacerbated health risks in both indoor and outdoor environments. This study systematically explo...