Environmental factors such as temperature and relative humidity can affect the inactivation and transmission of coronaviruses. By reviewing medical experiments on virus survival and virus transmission between infected and susceptible species in different temperature and humidity conditions, this study explores the influence of temperature and relative humidity on the survival and transmission of viruses

In the context of climate change-induced nutrient enrichment, followed by rigorous spread of water hyacinth (Eichhornia crassipes), a mitigation strategy was envisaged to convert the substrate into biochar and biofuel. Lignocellulosic compositional analyses were performed, and the pretreatment of the substrate was done with a concentration of 0.1% of hydrogen peroxide at two varying pH (4 and 11.5)

The aim of this study was to evaluate possible sources, toxicity and human health risk via inhalation of particulate matter (PM10) bound polycyclic aromatic hydrocarbons (PAHs). During November 2013–January 2014, 54 PM10 samples were collected from a tropical city of north-west India and analysed for sixteen priority PAHs (∑16PAHs). The concentration of ∑16PAHs ranged between 18 and 164 ng m−3 with

Multiple-use management of spatially heterogeneous arid ecosystems faces many challenges. In this study, an approach is introduced for multiple-use management of arid ecosystems in Esfandaqeh rangelands, south east of Iran. The ecological, social, and economic values of plant species were, respectively, determined using field data, the number of people consumption, and the market price for a given

The paper presents the results of studies on ashes produced from burning wood biomass in closed wood-fired furnaces, in individual household furnaces (Silesian Province, Poland). Dry sieve analysis and detailed granulometric analysis were performed with the Analysette 22 Micro Tec plus analyser. Content of the basic elements (Al, Si, P, Na, K, Mg, Ca, Fe) and potentially toxic elements (As, Pb, Cd

The widespread use of bisphenol A (BPA), a plastic additive, is becoming a troubling trend due to its harmful effects on the environment. To date, graphene-based materials (GBMs) have piqued interest among researchers in the detection and remediation of BPA attributed to their salient properties of having large surface area, high conductivity, high functionalities, etc. Recent progress in GBMs has

E-waste is the globally mounting solid waste stream which is increasing due to domestic as well as a result of transboundary exportation. This solid waste stream is considered as an amalgam of valuable and toxic material which is concern of environmental and human health risks. To accomplish successful management of electronic equipment after post-consumer stage, numerous lucid initiatives have been

Coconut shell is a bio-waste, and its availability is high to waste in the coastal region of Karnataka, India. The present study focused on using coconut shell biochar modified with ferric chloride to enhance the sludge dewaterability, and it is evaluated experimentally (Capillary suction time, moisture content, settleability, zeta potential, heavy metals, and phosphate). Further, scanning electron

Industrial sectors are main responsible for continually releasing of harmful compounds in the form of wastewater. The potential utilization of bio-waste materials has received great attention to minimize the serious environmental issues. Therefore, the present research is focused to develop an Elaeis guineensis/polyvinyl alcohol/carbon nanotube (EG/PVA/CNT) composite via a simple polymerization method

Coke oven gas (COG) is used to generate energy for the iron-making process by burning; however, from an environmental point of view, it can be converted to methanol (MeOH) for effective utilization. This study designs a large-scale process for the MeOH production from COG based on the validated kinetic studies and performs a life cycle assessment (LCA) of the proposed process. The LCA results are compared

Antibiotics are widely used in human society and are consequently found in sewage treatment plants. However, information regarding the fate of antibiotics in decentralised sewage treatment plants is limited. Therefore, this study monitored and compared four frequently prescribed antibiotics (ampicillin, ciprofloxacin, erythromycin and sulfamethoxazole) in each stage of four conventional treatment plants

Over the years, many organizations across the globe have conducted various studies pertaining to air pollution and its ill effects. The results of these studies substantially conclude that a plethora of people succumbs to the adversities caused by the ever-increasing air pollutants. In this investigation, M5P, random forest (RF)- and Gaussian process (GP)-based approaches are used to predict the tropospheric

This study estimates the potential source regions contributing to PM2.5 in the capital city of Thimphu, Bhutan, during the years 2018-2020 using the ground-based data, followed by the HYSPLIT back trajectory analysis. The average PM2.5 concentration in the entire study period was 32.47 µg/m3 which is three times of the World Health Organization recommended limit of 10 µg/m3. Less than half of the days

A correction to this paper has been published: https://doi.org/10.1007/s13762-021-03194-5.

The cheese whey generation has become an environmental concern due to high levels of pollutants that can significantly impact on the ecosystem. Microalgae are known to eliminate nutrients/contaminants from wastewater, such as nitrogen, phosphorous, carbon and among others. The current work aims to evaluate dairy wastewater (such as cheese whey) treatment using Chlorella vulgaris. Several concentrations

Lowlands hold important potential for sustainable agriculture in South Sumatra. High acidity of soil and water and practice of domestic waste disposal in the area could be associated with a higher level of micro minerals in forages and grazing animals. This study aimed to evaluate the concentration of copper (Cu), manganese (Mn), zinc (Zn), iron (Fe), lead (Pb), and cadmium (Cd) in the water, forage

Flood-control infrastructures—channelization, levees, and dams—are considered as the flood mitigation which can control flood disturbances of rivers. However, the flood mitigation, which is deemed as a rigid and one-dimensional approach, not only increases the frequency and severity of floods but also destroys the ecological and societal aspects of rivers. The Kan River, in Tehran, is one of the rivers

Contamination of groundwater sources due to the presence of chromium ions, a heavy metal, and the detrimental impact of it on the health of consumers have become a serious global concern. The present study was designed to understand the effects of three process variables, namely feed chromium concentration, feed pH and pressure, on chromium removal and permeate flux, by employing response surface methodology

This paper aims to assess the potential of the composted sugarcane pressmud, as a reactive material for lead and zinc, comparing its adsorption, desorption, bioaccessibility, and cost/efficiency with more traditionally studied low-cost adsorbents for potentially toxic metals. For this, sugarcane pressmud, peat, zeolite clinoptilolite, and zeolite clinoptilolite enrichment with sodium were investigated

The synthesis and structural characterisation (Fourier transform infrared, FTIR spectrometry, scanning electron microscopy, SEM and energy-dispersive X-ray, EDX) of amino-modified silicates (unloaded L1, and aspirin-loaded, L2) are reported. The optimal conditions for the extraction of aspirin from water by the modified silicate material were determined as a function of the mass of the extracting agent

This paper focused on the synthesis of Fe3O4@NiO core–shell magnetic nanoparticles for the highly efficient removal of Alizarin red S dye from contaminated effluent. The physicochemical properties of as-synthesized nanoparticles were characterized by X-ray diffraction, scanning electron microscopy, vibrating sample magnetometer, transmission electron microscopy, N2 adsorption–desorption, and Fourier

The pollutants have become ubiquitous in the total environment (water, soil and air) due to human activities and they are hazardous to all forms of life on the earth. This problem has made scientists focus on mitigating or complete reduction in pollutants by several means. Microorganism and plants are known to scavenge pollutants. Both are studied enormously in reducing, refining, and removing pollutants

The study aims to determine Cu(II) adsorption from wastewater in the laboratory condition using modified sewage sludge ash as adsorbent which was obtained from a thermal drying and incineration facility. This procedure was completed with an inexpensive pollutant material which has high metal-binding capacity and is available in abundant amounts. During experiments, the effects of particle size, pH

Atenolol is a β-blocker considered to be an emerging contaminant due to its potential risk to aquatic ecosystems and human health. The removal of atenolol from water was studied using pumice stone, an amorphous, porous, and low-cost adsorbent. The adsorption process was evaluated in ultrapure water by kinetic, pH, and isotherm batch assays; the matrix effect of wastewater and desorption using ultrapure

In the era of technological advancement, the biggest challenge before us is to achieve and maintain the sustainable growth of the environment from pollution of freshwater. In this context, efficient and sustainable photocatalysis approach can play very imperative role. In the current review, we have focused our study on green ZnO for dye degradation from water via photocatalysis. From the quality literature

Quaternary sediments of the Haji Arab River catchment located in Qazvin Plain, northwestern Iran, were studied in terms of sedimentology and geochemistry to determine the sedimentary environment and rock weathering. Discrimination diagrams show that the source rock of these sediments is granite and their tectonic setting is the active continental margin. These rocks show a negative Eu anomaly and a

The concept of urban resilience has drawn more attention in recent years, especially in terms of urban planning. This concept is particularly highlighted when a city or community encounters threats such as natural hazards and rapid population growth. To respond to these threats, a comprehensive resilience assessment is required to identify priority areas for disaster risk management. Resilience is

During the tanning step, 30–40% of trivalent chromium remains in the solid and liquid wastes, generating highly polluted sewage. In this study, powdered marble was used as a low-cost adsorbent to remove trivalent chromium from a synthetic solution and a real tanning effluent. Batch adsorption experiments on powdered marble were performed. After incubation, samples were filtered and the uptake of chromium

Stretchable electronics is a new innovation and becoming popular in various fields, especially in the healthcare sector. Since stretchable electronics use less printed circuit boards (PCBs), it is expected that the environmental performance of a stretchable electronics-based device is better than a rigid electronics-based device that provides the same functionalities. Yet, such a study is rarely available

This review showcases a comprehensive analysis of studies that highlight the different conversion procedures attempted across the globe. The resources of biogas production along with treatment methods are presented. The effect of different governing parameters like feedstock types, pretreatment approaches, process development, and yield to enhance the biogas productivity is highlighted. Biogas applications

Population growth and industrial development have resulted in the physical development of cities and transformation of land use, especially in the areas surrounding the City. Reviewing these changes and predicting urban growth through modelling can help environmental managers in making more informed decisions. The purpose of this research was to simulate the expansion of urbanization and also its prediction

Coastal sediments are considered to be final receptacles for organic and inorganic contaminants. Characterizing those sediments and assessing their biodegradation potential have become a great challenge in recent years. In this study, the chemical composition, including the content in polycyclic aromatic hydrocarbons, the microbial community abundance and diversity (using culture-independent approaches

Intensive agriculture requires the use of several phytosanitary products. Pesticides of the carbamate family are used to eliminate the crop pests by acting on their nervous system. This study aims to determine the kinetic degradation of Zectran, the 4-(dimethylamino)-3,5-dimethylphenyl N-methylcarbamate (20 mg L−1) using 60Co gamma radiation source. The absorbed doses were analyzed by Liquid Chromatography

In this study, soil and total suspended particles samples (TSP) were collected from different soil layers in four functional areas of Urumqi City, Northwest China, and electric heating plate digestion and inductively coupled plasma-optical emission spectrometry (ICP-OES) were used to determine the mass fractions and spatial distribution of six heavy metals. The aim was to determine the effects of human

This study investigates the effects of increasing real energy prices on technical environmental efficiency in Iran using a directional distance function. To achieve this purpose, six variables are used, namely labor, capital stock, energy consumption, real energy price, industrial value added, and environmental cost index, for the period 2009–2015. Moreover, two indexes for industrial environmental

Algeria’s energy demands are tremendously growing, and on the African continent it ranks among the countries with the highest energy consumption. To counter its growing energy demand, the country is progressively adopting renewable energy technologies, although conventional energy technologies still play a central role in its electricity production. The huge solar energy potential in Algeria can be

Due to the growing quantities of numerous toxic and dangerous pollutants, wastewater has created increasing risks. Adsorption is extensively implemented for various wastewater remediation processes owing to its facility, reasonable treatment quality, capable of a large range of adsorbents, and low-cost. Therefore, the in situ polymerization method was successfully used via the reaction of pyromellitic

NOx emission in iron and steel enterprises mainly comes from sintering flue gas. Traditional artificial neural networks cannot meet the requirements of computational accuracy and convergence speed. In order to reduce and predict NOx emission, back propagation neural network model and radial basis function neural network model were established to predict the NOx in sintering flue gas. On this basis

Wetlands play an important role in the life of the planet. In order to preserve and revive the wetlands, decision-makers need to employ appropriate approaches and tools to identify the main driving forces and this could be an important step toward adopting effective strategies and making critical decisions. The current study used the combined analytic network process with driving forces-pressures-

Today’s information-rich world has become more flexible, and its development trusts upon green technologies. Due to rise in demand for proficient transmission of worldwide information and communication, a portable podium is required. Small electronic devices such as portable computers, mobile phones and other electronic devices serve as encouraging entrants that have endorsed the swift progression

A climatic water balance study, along with an analysis for stable isotopes (oxygen-18 and hydrogen-2), and hydrogeochemical signatures were together used to understand the groundwater recharge environment and hydrogeochemical processes in the semi-arid region of Gooty Mandal, District of Anantapur, India. The study revealed that the annual potential evapotranspiration was thrice the annual rainfall

Several multi-criteria decision-making methods are used in land suitability analyses. The main objective of this study is to present the potential use of the Best–Worst Method to determine agricultural land suitability. Study was conducted in 6837.26 ha land in Canakkale northwest Turkey. Nine land characteristics (texture, electrical conductivity, drainage, pH, depth, cation exchange capacity, organic

Industrial effluents carrying dyes are prominent environmental threats to receiving water bodies. Present study related with decolorization of two triphenylmethane (TPM) dyes, i.e., malachite green (MG) and crystal violet (CV), under laboratory settings. Primary screening experiments for dye decolorizing bacteria were performed with ten distinct bacterial isolates on MSM agar supplemented with different

A correction to this paper has been published: https://doi.org/10.1007/s13762-021-03370-7

The detrimental environmental impacts of fossil fuels are increasing due to the growing global energy consumption. Thus, energy recovery from waste will inevitably become the dominant option in the future with population growth and the reduction in fossil resources. In this study; the synthesis gas composition obtained by gasification of biomass attained from a mixture of carbon black obtained from

The study area is the Southern Caspian Sea. Three rivers, Chalous, Sardabroud and Namak Abroud, are effective in this area. Sediment loads carried by these three rivers are the source of environmental pollution in this area’s seabed sediments. To identify environmental pollution in this research, a total amount of 80 samples were collected from sediment of the sea and the rivers. By measuring the amount

Photo-electrocoagulation with aluminum electrodes is becoming an increasingly attractive process for the degradation of organic pollutants in low concentration levels, such as those found in secondary effluents (biological processes). The technological potential of this approach relies on the synergistic effect of the electrochemical generation of coagulants, active chlorine species, and photochemical

We aimed to assess and observe the accumulation of Cu, Cd, and Hg heavy metals on land and the contamination of plant tissues in Grand Forest Park, Palu, Indonesia, and its surrounding areas. The method used was a mix between survey and investigation, integrating data on research findings from before 2013 to 2016 with data from 2018. The data were analyzed using a correlation test, and descriptive

The surface of pristine multiwalled carbon nanotubes (P-MWCNTs) was modified for enhanced adsorption of Cr(VI) using the stem bark extract of Anacardium occidentale as the modifier. The pristine and modified P-MWCNTs were characterized using the XRD, FESEM, Raman, FTIR, TGA and BET surface area analysis. The uptake of Cr(VI) onto Anacardium occidentale modifier-P-MWCNTs (AOMW) was optimized using experimental

A significant portion of energy sources in many countries is devoted to the residential sector requirements. A considerable part of this energy is used for heating residential buildings. Minimizing the total heating cost of these buildings has a significant impact on reducing the economic burden and energy consumption. The deterministic parameters in the computation of total heating cost are the fuel

Water used for electric power production and different purposes nowadays in Egypt is from traditional sources like the Nile River and non-traditional sources such as seawater, excessively hard or brackish groundwater, poor quality surface waters, and wastewater. All these sources commonly require treatment with high-quality technologies before use. In the area of the West-Assiut Combined Cycle Power

In this study, a systematic review was performed based on the publications, which report applications of magnetic nanoparticles in coagulation/flocculation technology for water treatment. Through a series of screening steps, eight themes were developed, which composed of 62 relevant articles. The application of magnetic coagulant/flocculant and their effectiveness in water treatment were discussed

Management areas in the country are mainly identified and protected to conserve genetic resources, protect natural landscapes and support the origin of ecosystem services. These areas would not be much effective without a proper management plan based on their zoning. Due to lack of appropriate criteria with ground check capability, zoning has always been a major challenge for planners. Therefore, this

The influences of extracellular polymeric substances (EPS) on heavy metal ions biosorption by acidophilic microorganisms have not been systematically reported previously. In this study, three acidophilic strains were chosen as model microbes to evaluate the effect of EPS on the adsorption of heavy metal ions (Cu2+, Ni2+, Cd2+, Zn2+) from aqueous solutions. The results indicated that buffering capacities

The article presents an experimental investigation of the charging of phase change material (PCM) inside a concentric annular cavity of horizontal and vertical heat exchangers. A heat transfer fluid (HTF) passes through the inner pipe at three temperatures of 60, 70 and 80 °C. The experimental results exhibited that conduction dominates the initial stages of the charging process. As time advances,

The Canary Islands are a volcanic territory within Spain. It is a group of islands where radon gas concentrations in enclosed areas must be considered for the health of workers, as it is an archipelago where high concentrations of this gas are expected to be found (due to the richness in uranium and radium of the rocks on the islands). In this study, radon gas levels have been measured inside 4 greenhouses

Storage of unused medications at consumer zones could endanger both public health and the environment. Many pharmaceutical companies invest in collection of unwanted medications to improve corporate social responsibility (CSR) in pharmaceutical sector. This paper proposes a novel method for collaborative decision-making on order quantity and CSR investment within a pharmaceutical supply chain (PSC)