The Global NEST Journal is an open access journal that publishes original research articles, short papers and critical reviews on all aspects of Environmental Science and Technology. These comprise, but are not limited to, Pollution Control Technology, Global Environmental Change, Air Quality, Water Quality, Water and Waste Water Treatment, Solid Waste Management, Hazardous Substances and Risk...Read full aims and scope
A spatially allocated emissions inventory for Cyprus
General
In this paper, a detailed spatial allocated emissions inventory for Cyprus is presented. Topdown and bottom-up methodologies are implemented and emissions are estimated from all anthropogenic sources for the reference year 2002 with the aid of state-of-the-art algorithms. Emission factors...
Fugitive Methane and Odour Emission Characterization at a Composting Plant using Remote Sensing Measurements
CEST2017- Environmental odour, monitoring and control
Gaseous emissions of biowaste treatment facilities have several adverse effects. In Germany, a law to collect biological waste separately was introduced in January 2015. Since then there is a discussion about greenhouse gases which could be emitted in a significant rate and exceed the positive...
Correlational investigation of air pollutant emissions and fuel consumption of motor vehicle in various dynamic conditions
Air Quality
Air pollutant emissions and fuel consumption of vehicles equipped with internal combustion engines are highly susceptible to the conditions of engine operation. The purpose of this research was to investigate the correlation between the emissions of individual pollutants (carbon monoxide...
Dynamic relationship between urban carbon dioxide emissions and economic growth
CLEANWAS
Urban economic development cannot be separated from energy consumption, and energy consumption directly leads to a large number of carbon emissions. It is of great significance to study the relationship between carbon dioxide emissions and economic growth for the implementation of energy...
Study on the Impact of China's Digital Economy on Agricultural Carbon Emissions
Ecology, environmental change and management
Under the background of China's “double carbon” goal, digital economy has become an important way to reduce carbon emissions in China. This paper utilizes the provincial panel data of China from 2012 to 2022, introduces the perspective of agricultural science and technology innovation, empirically...
Spatiotemporal evolution and driving factors of carbon emissions in Qingdao City based on GeoDetector
Urban environment and health
Investigating the spatiotemporal characteristics and factors of urban carbon emissions is essential to reduce carbon emissions and achieve dual carbon goals. In this study, we examined the change tendency of carbon emissions using the coefficient of variation, the Sen’s slope method, and the Mann...
Performance and Emissions Parameters Optimization of Thermal Barrier Coated Engine Tested with Tamanu Blended Diesel Fuel: A Novel Emission Pollution-Preventive Approach
Air Quality
Diesel engines cause major pollutants such as hydrocarbons (HC), carbon monoxide (CO), and oxides of nitrogen (NOx). These emissions affect environmental systems and lead to global warming and climatic change effects. These pollutants also affect humans and lead to health problems like lung cancer...
Analysis of the interactive effects of new urbanization and agricultural carbon emission efficiency
Ecological effects of Environmental change
Exploring the relationship between new urbanization and agricultural carbon emission is of great significance to promote the green and low-carbon development of agriculture. The urbanization level was comprehensively assessed by constructing an index system, and the agricultural carbon emission...
Research on the impact of digital inclusive finance development on carbon emissions—Based on the double fixed effects model
Environmental Management and Policies
With the accelerated global warming and the continuous rise of sea level, drastically reducing carbon emissions has gradually become a necessary action for major industrialized countries. Based on the panel data of Chinese cities from 2011 to 2022, this paper empirically examines the heterogeneous...
Do Technological Innovation and Environmental Regulation Reduce Carbon Dioxide Emissions? Evidence from China
Ecology, environmental change and management
The Chinese industry holds a significant position in the national economy. However, industrial carbon dioxide (CO 2) emissions account for a large proportion of the total CO 2 emissions, which has a negative impact on the environment. To identify the factors affecting industrial CO 2 emissions, a...
Athens air quality and importance of biogenic emissions: a case study
General
Two three dimensional Eulerian air quality models, PMCAMx and UAM-AERO are used to predict the concentrations of various pollutants in the Greater Athens Area (GAA) during the episode of June 22-26, 2003. The predicted levels of gases and aerosol pollutants are compared with measured concentrations...
Decomposition analysis of CO2 Emissions from the Greek Manufacturing Sector
General
The aim of this paper is to identify the factors that have influenced changes in the amount of carbon dioxide (CO2) emitted from the Greek manufacturing sector as a whole and from three representative subsectors. By means of an algebraic decomposition method the changes recorded during the period...
Environmental emission characteristics of diesel engine performance using biodiesel by cotton and pumpkin seed
Air Quality
The hunt for alternative fuels that may be utilized in place of conventional fuels is intensifying quickly since the availability of fossil fuels is dwindling daily. In this work, biodiesel derived from pumpkin and cotton seed oils is presented for use as diesel engine fuel. Related to diesel, the...
Carbon emission intensity measurement and spatial effect of high energy consuming industries: evidence from China
Air Quality
High energy consumption industry is an important source of carbon dioxide emissions, and reducing pollution and carbon is an important measure for China to achieve the goal of "2030 carbon peak 2060 carbon neutral". Based on the improvement of the traditional calculation method of IPCC carbon...
An empirical study on the measurement and influencing factors of carbon emission efficiency in China's transportation industry
Ecology, environmental change and management
The severe climate problem has forced the Chinese government to put forward the goal of "carbon peak" and "carbon neutrality", and the transportation industry is a key area of carbon emission reduction. Based on this background, this paper introduces the BCC model and the Malmquist-Luenberger index...
Numerical modelling of flow structures over an industrial site: effect of the surrounding buildings on dust emissions
General
In this paper, three-dimensional numerical simulations are used to simulate the wind flow structure over coal stockpiles of a real configuration of a power plant. Two configurations are tested for various wind directions: the first one without representing the buildings and the second one with the...
Impact of using adulterated automotive diesel on the exhaust emissions of a stationary diesel engine
General
The EU Directives and legislation by worldwide environmental authorities impose constantly lower levels for the airborne pollutant emissions of internal combustion engines towards the goal of zero emission vehicles. During the last decade, engine manufacturers, refiners and fuel companies invest...
The impacts of green finance on regional carbon emission:Evidence from China
Environmental Management and Policies
Green finance has become an important tool for the low-carbon development in China. This research constructs a comprehensive indicator system, and carefully describes the spatial characteristics of green finance and carbon emissions in China from 2012 to 2021. Then, the dynamic SDM and the mediating...
Nano Sensor for Near Zero Emission Monitoring of Sulfur Hexafluoride
CLEANWAS
Aiming at the problems of long monitoring time, low sensitivity and low precision of traditional methods, a nano sensor for near zero emission monitoring of sulfur hexafluoride (SF6) was proposed. The characteristics of SF6 gas were analyzed. The infrared spectrum of SF6 gas was obtained by spectral...
Reducing CO2 emissions and deregulating the electricity sector in Europe: A contradictory development?
General
Electricity generation is the single most important sector in which CO2 reductions are achievable, with advanced generation technologies available and the existence of a centralised production structure, if compared to the transport or the industrial sector. It is a market undergoing a radical...
Electrochemical promotion of catalysis (EPOC): Perspectives for application to gas emissions treatment
General
Heterogeneous Catalysis and Electrocatalysis can be used very effectively on air pollution control. Air emissions coming either from mobile sources or from stationary sources, including volatile organic emissions, nitrogen oxides, hydrocarbons and carbon monoxide could be well converted to harmless...
Emission estimates and air quality impacts from the use of alternative fuels by the Titan cement factory in Thessaloniki
General
Cement production is an energy-intensive process. Utilisation of fossil fuels is common practice in the cement industry around the world. Alternative fuel substitution rates increase every year. More specifically, 18 % of the fuel used by the European cement industry in 2006 consists of alternative...
Odour emissions from a municipal solid waste dumping area that are at the moderate stage of disintegration
Solid Waste Management
Odour is a major concern as they are termed hazardous to the surroundings as well as life forms when they are exposed to the environment. Odour emission is also one of the indicators of environmental changes that impact the environment. Among the different sources of odour emission, in the dumping...
Influence and its spatial verification of digital economy development on carbon emission intensity from urban energy consumption
Environmental Management and Policies
In order to explore the influence of digital economy development on carbon emission intensity from urban energy consumption, digital economy development is incorporated into the reduction framework of carbon emission intensity from urban energy consumption in this paper. With carbon emission...
Industrial co-agglomeration, green finance and urban carbon emission efficiency: Empirical evidence from Shandong province in China
Climate change mitigation and adaptation
This study explores the impact of industrial co-agglomeration on urban carbon emission efficiency in Shandong Province from China during 2007 to 2020. The moderating effect model is constructed to explore the role green finance in the impact of industrial co-agglomeration on urban carbon emission...
Thematic areas
Circular economy
Climate change and air pollution
Solid waste management
Water and wastewater
Climatic Influence on Solar Saltpans with specific reference to Thoothukudi District
Climate change mitigation...
24-07-2024
Analysis of the performance, combustion and emission of Hydrogen Induction in a CRDI engine
Climate change mitigation...
24-07-2024
Do Technological Innovation and Environmental Regulation Reduce Carbon Dioxide Emissions? Evidence from China
Ecology, environmental change...
24-07-2024
Strength and Durability Studies on Concrete using Cashew Nut Shell Ash (CNSA) waste as Supplementary Materials
Solid Waste Management
17-07-2024
Research on Regional Carbon Emission Policy and Breakthrough Green Technology Innovation Pathways: Based on the Perspective of New Quality Productivity
Ecology, environmental change...
17-07-2024
Phytogenic aqueous extract mediated fabrication of Ag-Fe2O3 nanohybrids for detoxification of carcinogenic Congo Red dye: An Environmental Remediation approach
Water treatment
17-07-2024
Anthropogenic Influence and Climate Change on Water and Nutrient Dynamics in the Kebir-Rhumel Basin, (Northeastern Algeria)
Water Quality
15-07-2024
Green Synthesis of Silver based Nanocomposites using Indigenous Plant Waste and their Lab Scale Application for Targeted Environmental Remediation
Biowaste
15-07-2024
A Review of Life Cycle Assessment of Nanomaterials-Based Adsorbent for Environmental Remediation
Life cycle analysis...
15-07-2024
Numerical and experimental analyses for performance and emissions assessment of a four-stroke engine powered by oleic acid methyl ester biofuel made from waste frying oil
Sustainable Energy
22-08-2024
Enhancing seafood processing wastewater treament efficiency of an anaerobic membrane bioreactor (AnMBR) system: a comparision of post-treatment methods
Water and Wastewater...
22-08-2024
Experimental study on effective utilization of industrial solid wastes in developing Ultra-High Performance Geopolymer Concrete
Circular economy
17-08-2024
Strength Properties Evaluation of Composite Blocks Incorporated With Acacia Nilotica Ash
Solid Waste Management
17-08-2024
AN OVERVIEW OF GREEN ENERGY SOURCES, ENHANCING THE ENVIRONMENTAL AND ECONOMIC ELEMENTS OF THE WORLD'S SUSTAINABILITY
Sustainable Energy
17-08-2024
Analysis of the effect of digital financial inclusion on agricultural carbon emissions in China
Ecology, environmental change...
17-08-2024
Development of an Air Quality Forecasting System Using a Multimodal Deep Learning Framework Based on Satellite Images of Delhi City
Air Quality
17-08-2024
An Experimental Assessment of the Performance of Solar Panels Using Efficiency Enhancement Techniques in India's Tropical Region
Sustainable Energy
10-08-2024
The Bioremoval of Toxic Dyes Using Chlorella Algae in Airlift Bioreactor
Water treatment
10-08-2024