This paper introduces the integrated Small-Scale Plant-Based Air Filtration (SPAF) system, a novel integration of air filtration and urban agriculture, specifically designed for edge computing free cooling in urban environments. The SPAF's modular design enables extensive customization to meet various air quality requirements and agricultural needs. Through evaluation across different scenarios, the

China's rapid urban expansion and population migration have led to a substantial increase in building material stocks (MS). Understanding these stocks is crucial for effective planning and managing the built environment. This study analyzed in-use building MS in China from 2000 to 2020 at different spatial scales and resolutions and employed typological data as a bridge addressing information gaps

Consumers commonly prefer replacing broken products with new ones due to the perceived cost, time, and inconvenience of repairs. To change this behaviour, repair businesses must make their services more attractive. Our study offers a dual contribution: firstly, through literature research and expert interviews, we identified 107 operational key factors. Out of this compilation, we determine the ones

This study aims to design and evaluate the feasibility of a bio-based industrial symbiosis (BIS) system operated using rice husk (RH), whose combustion produces CO, RH ash (RHA), and thermal energy. CO and RHA are used to produce diethyl carbonate (DEC) and tetraethoxysilane (TEOS), respectively. Thermal energy is used to generate different utilities for operating the entire system. The BIS system

Value preservation is key for the transition from a linear economy to a sufficiency-based circular economy. However, to keep the value of products and materials at the highest level possible over time, different actors such as businesses, designers, consumers, and policymakers must know when value is reduced during a product's lifetime, and how to capture and preserve this value.

The remarkable economic growth of China over recent decades has been accompanied by significant achievements in poverty reduction. However, this growth has also led to increased resource consumption and greenhouse gas (GHG) emissions. It's now evident that addressing the triple challenges of climate change, biodiversity loss, and pollution hinges in part on China's capacity to curtail its resource

The increasing application of artificial intelligence in agriculture production and management has generated a large amount of data, leading to a demand for processing this data. This review focuses on the knowledge storage approaches in agricultural question answering systems, namely corpora, knowledge graphs, and large language models. These systems are built on massive amounts of data and aim to

Copper wire rod (CWR) is an indispensable processed material for electrification. However, CWR's environmental impacts and emission reduction pathway haven't been clearly investigated, especially for China where most CWRs are produced. This study quantified provincial environmental impacts and emission reduction potentials of China CWR manufacturing. Key findings are: (1) Most of gate-to-gate environmental

Effective production planning is crucial for optimizing resource management and enhancing the recycling rate of defective fabric to reduce waste and wastewater generation. Dyeing is valuable and polluting process in the textile industry. Low quality and uncertain yields increase environmental costs for handling material waste and wastewater, while little research has been done to address the present

Policy plays a major role in enabling and accelerating the shift to a Circular Economy (CE). Transitioning to a CE in the Fashion Textiles Industry (FTI) requires a holistic policy approach through comprehensive and coherent policy interventions across the resource life cycle. This paper introduces the novel Circular Policy Canvas tool to systematically and visually map CE policies across six dimensions

Oxidation roasting is an effective way to recover vanadium (V) and chromium (Cr) from vanadium slag but is severely limited by carbon reduction and energy conservation. Herein, a novel method is proposed employing a microbubble-assisted liquid phase oxidation technique , the recovery efficiencies of V and Cr reached 94.11 % and 80.27 %, respectively. The decomposition and oxidization mechanisms of

Advancing 'sustainable food systems' requires an understanding of food-consumption habits over time and their social-environmental-health implications. This paper presents a multi-year household food-consumption sustainability-assessment framework. It uses a database of 120,000 Israeli households to uncover consumption trends within various food categories over two decades. It explores changes in consumption

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Modular garments are defined as clothing items that can be dis/assembled into multiple parts without having to sew individual parts together. Instead, different parts (e.g., sleeves, collar) can be zipped or buttoned on to the main body. Modular garments have increasingly gained attention as a sustainable design strategy, as they (modular garments) have the potential to extend the lifetime of garments

Increasing water stress necessitates adopting wastewater reuse for sustainable living in urban environment. Trade-offs exist between different wastewater reuse applications and their environmental impacts. The impacts associated with developing urban water systems (UWSs) are not known, and city scale wastewater reuse in general is not well understood. This study investigates indirect, direct, non-potable

Globally, there is interest in recycling waste electrical and electronic equipment (WEEE) plastics for transition to circular resource society and concern about substances with potential harzard in WEEE. For high-quality recycling of WEEE plastics, it is necessary to find factors that hinder recycling of the entire life of plastics and investigate hazardous substances for recycling safety. In this

Sludge management remains a challenge for municipal wastewater treatment plants (MWWTPs). In this study, we use machine learning models to predict sludge yield and employ interpretable methods to highlight the driving factors. We analyze over 27,000 data entries of monthly plant-level operational details to predict the sludge yield for 177 MWWTPs in 11 cities throughout China. Evaluated by multiple

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Waste District M-Tu:Th/F disposal ratios Mean and standard deviation; all means significantly different from 1 except for District 2

Wood has always been an indispensable material in human society throughout history. Its efficient utilization is even more crucial today in achieving the Sustainable Development Goals (SDGs). However, its production, trade, use, and recycling are seldom systematically assessed, with Germany being an exception due to the extensive work conducted by the University of Hamburg and the Thünen Institute

Using the case of outdoor shell jackets, this research studies obsolescence and potential lifespan extension by re-examining how product functionality, objectively and subjectively, develops over the course of product lifespans. In particular, the study focuses on second-hand stores for outdoor products. Functionality is indicated by user perceptions, visual assessments, laboratory measurements and

The emerging reductive catalytic fractionation biorefinery which is currently under development aims to convert woody biomass efficiently into high-value products. Despite its potential, the environmental consequences of its implementation are not well known. Therefore, a forward-looking consequential life cycle assessment examines greenhouse gas emissions associated with its products (pulp, phenolic

Due to its abundance, used cooking oil (UCO) can be used as a bio-rejuvenator for bitumen in roads that contain high contents of recycled asphalt pavement material to reduce costs and environmental impacts. In this study, the potential of UCO and novel epoxidized cooking oil (EPCO) was assessed to rejuvenate aged bitumen and provide long-term rejuvenation efficiency compared to plant-based commercial

Around 1,600 wind turbines are expected to be decommissioned annually in Germany after 2026. To reduce the amount of material going to landfills and minimise energy use, improving the circularity of decommissioned and new wind turbines is essential. However, there is currently limited understanding regarding wind turbine circularity and end-of-life component utilisation. To address this, this study

This study investigates the perceptions of three Swedish stakeholders towards the contested use of waste incineration bottom ash as aggregates outside landfills: waste producers, users and authorities. The interview study shows that the stakeholders lack incentives to circulate bottom ash. Waste producers have a functional outlet for bottom ash by using it as landfill cover. Since the transition from

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Proton exchange membrane (PEM) water electrolyzers are a promising technology for high-purity, efficient green hydrogen production, with expanding installations. This has increased demand for materials like platinum (Pt) used in PEM manufacturing. Conversely, Pt, which currently serves primarily as catalysts for internal combustion engine vehicles (ICEVs), would become available as ICEVs are phased

Proper strategy for managing disposable meal boxes is crucial to achieve low-carbon waste systems. A life cycle assessment is conducted on the systems with incineration, landfilling and recycling, to compare the environmental impacts of managing waste polypropylene (PP) meal boxes and the alternative, polylactic acid (PLA) ones. Recycling PP meal boxes provides 1.81 tCO-eq savings per ton of recycled

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E-waste recycling is important for environmental sustainability. Despite the well-established infrastructure in place, only a small portion of users recycle e-waste. The present meta-analysis aimed to investigate the strength of key theory-based correlates of e-waste recycling intentions and behavior. We focused on hypothesized relationships between constructs from four relevant theories (i.e., extended

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For pro-environmental behaviors to have a meaningful impact, they need to be maintained and resilient to temporary interruptions in daily life. Yet, the effects of temporal interruptions on pro-environmental behaviors are rarely explored. The present research applied a regression discontinuity in time approach to a large field dataset from a system for reusing food containers and examined the effect

Fruit and vegetable wastes are the largest components of global food loss and waste (FLW), leading to tremendous management, resource, and environmental burdens. The objective of this study is to find ways for effectively upcycling fruit waste via dairy cattle and to assess multiple sustainability benefits. Fresh citrus waste from a fruit processing center was incorporated into treatment diet (7.1 kg

Effectively strengthening support for corporate green innovation and promoting green transformation has become the key to promoting coordinated economic and social development in China. As a demand-oriented innovation incentive policy, green public procurement is vital for promoting green innovation. Data from A-share listed firms (2013–2019) are analyzed to explore the impact of green public procurement

Global food loss and waste has not abated despite tremendous efforts to reduce it. Food wastage has profound consequences including our inability to combat hunger, contributions to unsustainable resource exploitation, and represents about half of the greenhouse gas emissions of the entire agrifood system. Mitigating the problems for a sustainable future requires managing food waste using the most appropriate