Long-term exposure to anthropogenic stressors can lead to perturbations in microbiomes, either selecting for novel and biotechnologically important biotypes, or reductions in the microbial diversity and disequilibrium of ecosystem services. Consequently, analysis of variations in microbial structure and function in stressful environments remains a critical issue in microbial ecology. In this study

A scientifically and ecologically robust system paradigm is emerging as digital agriculture services where sensors and actuators have a vital role in monitoring and management of farming practices. Generally, farm management decisions are taken by farmers based on cropland growing conditions, previous experience, and desired outcomes. These decisions can be supplemented with the recommendations derived

Pollutants found in the wastewater streams of industrial processes such as heavy metals are a significant concern worldwide. Clays are low-cost sorbents that have attracted extensive research interest due to their potential applications in removing heavy metals from wastewater. In this work, montmorillonite clay was collected from the Bengurir region; Morocco was used as an eco-friendly adsorbent for

The Zoige alpine wetland is one of the most sensitive ecosystems to global climate change. It is the largest alpine wetland in the world and currently suffers from serious drought and degradation. In this study, soil microbial communities of five soils with different moisture content were investigated by Illumina MiSeq high-throughput sequencing of 16S rRNA. The results showed that soil acidity and

In this work, an electrochemical sensor equipped with nano-cobalt-oxide-modified graphenic working electrode is demonstrated for the quantification of total phosphorus through electrochemical impedance spectroscopy (EIS) in water environment. Prior to EIS measurements, phosphorus with various valent ions was electrochemically oxidized to orthophosphate through anodic polarization with graphenic electrode

Earthworms encourage the mineralization of soil organic matter, the production of nutrients and the growth of plants through their feeding habits in the soil. But unsustainable development along with rapid urbanization and industrialization degrades the soils at an alarming rate which increases the level of different contaminants, i.e., heavy metals in the soil. The present study was conducted to assess

With the rapid development of industrialization and urbanization in China, energy and vehicle consumption have continued to increase in recent years and air pollution has become serious. In early 2020, Corona Virus Disease 2019 broke out in Wuhan, China. From January 29, 2020, several sources of the air pollution almost all stopped working, including gasoline burning vehicles, dust producing building

Soil stabilization is essential in different fields, such as the environment, to prevent wind erosion and dust. Microbial-induced carbonate precipitation (MICP) is a soil healing method in which bacteria with CaCO3 precipitation among soil particles increase the soil erosion resistance against wind erosion. In this study, by culturing a bacterium species with the scientific name of “Sporosarcina pasteurii”

Formaldehyde (HCHO) is a toxic organic compound with carcinogenic properties which is present in the furniture industry painting booth wastewater (PBW) and does not receive adequate treatment in its industrial environment. This effluent treatment commonly occurs by physicochemical processes that do not remove formaldehyde, while advanced treatment methods are costly for industrial scale application

Synthetic dyes are one of the most important contaminants in textile wastewater, which are often toxic and carcinogenic. This study aimed to determine the efficiency of coagulation and flocculation process using polyferric chloride (PFC) and polytitanium tetrachloride (PTC) in removing Reactive Blue 19 (RB19) anionic dye from aqueous solution. This laboratory-scale study examined coagulant preparation

Tomatoes (Solanum lycopersicum) plant were provided with bio-fertilizers issued from anaerobic digestion of olive mill wastewater without and with 1%, 5% of phosphate residues in mesophilic conditions for 25 days. 1% of raw substrates (OMW raw; OMW + 1%PR raw; olive mill wastewater + 5%phosphate residues raw; and phosphate residues) and digestates (olive mill wastewater digestate, olive mill wastewater + 1%phosphate

Olive oil milling, widely practiced in Mediterranean countries, including Palestine, yields the so-called olive mill waste water (OMWW) or Zebar (Zibar). The waste contains minerals and organic materials (including phenols and polyphenols) which undergo continuous oxidation and cause environmental hazards if not well managed. This work basically aims at purifying surface waters, intentionally pre-contaminated

The locality of Logbadjeck, located in the littoral region of Cameroon, has been investigated using the vertical electrical soundings with a Schlumberger configuration. Eighty vertical electric soundings have been carried out along fourteen profiles oriented in the southwest-northeast direction. The lateral and vertical variations of resistivity in the area were mapping and made it possible to infer

Activated sludge treatment of citric acid wastewater creates large quantities of residual biological sludge that is difficult to dewater and dispose of. In order to deepen the understanding of the sludge dewatering process, low-field nuclear magnetic resonance (NMR) spectroscopy was used to study changes in internal, vicinal, interstitial, and free water contents and binding degree during citric acid

In this systematic research work, fifty-four groundwater samples of Solan and Shimla districts of Himachal Pradesh, India, have been analysed for heavy metals like As, Cd, Cr, Co, Cu, Ni and Pb using atomic absorption spectrophotometer as well as physico-chemical parameters like pH, redox potential, electrical conductivity and total dissolved salts (TDS). Most of the water samples were found to be

Pharmaceutical compounds that enter the aqueous solution are classified as emerging pollutants. The aim of this study was to use a single adsorption process (adsorption/AC), single ozonation process (SOP), and catalytic ozonation processes (COPs) with activated carbon obtained from Calligonum comosum as novel advanced oxidation processes to decomposition and mineralization of penicillin G from pollutant

Polycyclic aromatic hydrocarbons (PAHs) are widespread pollutants and they can cause cancer, abnormality and mutation. Nine natural PAHs-degrading bacteria were obtained from polluted areas. These bacteria and the bacterial mixture can degrade phenanthrene, anthracene, pyrene and benzo[a]pyrene. The bacterial mixture can increase the degradation rates of several PAHs compounds, such as phenanthrene

The study aimed at the use of char produced during pyrolysis of mix plastic waste. It further focused on producing activated carbon from char and also found its efficacy as efficient adsorbent for treatment of pulp and paper mill wastewater. The activated carbon was characterized in comparison with raw char for their physical, surface and adsorptive properties. Batch type adsorption experiments were

Nanofluid potential in a rectangular natural circulation loop has been carried out through numerical investigation. A rectangular loop of dimension 110 cm length, 100 cm width in which 90 cm length of the heating and cooling sections is considered, respectively. The loop is filled with water-based CuO nanofluid with volumetric concentrations 1%, 2%, and 3%. Firstly, the validation of experimental results

Agricultural operations and processes generate copious quantities of particulate matter (PM) both directly and indirectly through emissions of PM precursor gases with dire consequences for human health, environment and climate. PM emissions from agricultural activities are projected to continually rise in the light of soaring food demand driven by a ballooning global population, and thus, plausible

Water is crucial for the existence of life. The world, however, is facing a global water crisis. There are variety of microorganisms, gases and other toxins responsible for water contamination. Various types of nanomaterials exist that have enormous potential to treat contaminated water (water containing metal toxins or specific organic or inorganic impurities) due to their unique properties such as

In the present work, electrocoagulation method was employed using iron/aluminium electrodes for COD removal in the treatment of landfill leachate. The process was optimized with variables such as initial pH, applied current, initial COD and electrolysis time experimentally varied as per CCD design to know their influence on chosen response variables viz. COD removal efficiency and electrical energy

Karrikins is a new family of different compounds that can interrupt the seed's dormancy and cause seed germination. Karrikins chemically defined as a family of compounds formed in smoke from the burning of plant material. Previous research indicates that karrikins have essential roles in various biological processes, such as seed dormancy, seed germination, and early plant growth. Recent research indicates

Denitrification is a potential strategy for nitrate removal from wastewater. This study reports the isolation of a novel bacterium Georgenia daeguensis ARB2 which has not been earlier reported for treatment of wastewater. ARB2 was isolated from pharmaceutical wastewater and optimized for growth and nitrate removal under conditions of 10 mM nitrate stress (140 mgL−1 \({{\text{NO}}_{3}^{ - }} - {\text{N}}\))

The leading cause of global climate change and warming is greenhouse gas emissions. In developing economic activities, energy plays an important role, and human activities are responsible for climate change, carbon dioxide (CO2) emissions adverse impacts on the environment. This study investigates carbon dioxide emissions from liquid fuel consumption on CO2 emissions rather than total energy consumption

The huge generated amounts of construction and demolition (C&D) waste around the world, which amounts up to more than 25% of the total generated waste, has become a serious environmental challenge that needs to be addressed. This analytical review paper sheds light on the different adverse environmental impacts of the presently used conventional management method of landfilling and proposes waste recycling

Coronavirus disease 2019 (COVID-19) is spreading all over the world in a short time. It originated from Wuhan City of China in the late 2019. Proper vaccines have still been in progress; the spread of the virus is contracted by lockdown and social distancing protocols. These lockdowns resulted in significant benefits, improving the quality of air and reducing the level of environmental pollution. In

Manufacturing and handling of explosives for defence and civilian operations cause widespread environmental contamination. In this study, treatment of wastewater from a HMX (octahydro-1,3,5,7-tetranitro-1,3,5,7-tetrazocine) production facility was evaluated by advanced oxidation processes, viz. photolysis (UV), photo-peroxidation (UV/H2O2) and photo-Fenton oxidation (UV/Fenton’s reagent). The wastewater

The effects of various shapes of boehmite alumina nanoparticles including platelets, blades, cylindrical and bricks, mixed with water, on the thermo-economic characteristics of a fin tube heat exchanger (FTHE) are explored. Multi-objective optimization is applied for two objective functions including effectiveness and total annual cost (TAC). For this aim, nine design variables involving particle concentration

The bacterial diversity in terms of structure and community profile, with special reference to water quality in the wastewater treatment plant of Indian paper industries, is poorly understood. In the present work, characterization of bacterial diversity using 16S (V3-V4 region) rRNA gene amplicon sequencing data with reference to physicochemical parameters in the wastewater treatment plant of two paper

In today’s world, energy security emerged as a decisive challenge among developing economies of the world, India is one such country. Importing the colossal amount of oil to fulfill daily oil demand, uncertainty in the fuel prices, and continuous degradation of air quality thwarts the nation’s economy. To make it less severe, biofuels are observed to be promising alternatives that can overcome the

Polluted soils in temperate regions are frequently exposed to seasonal freezing and thawing events during which the soil biological properties are expected to change in response to the associated temperature variations. In this study, we investigated the influence of freeze–thaw events on enzymatic activities and natural attenuation of petroleum hydrocarbons in temperate soils with varying pollution

Pakistan is an agricultural and developing country. The use of wastewater to irrigate agricultural farms is increasing day by day due to water shortage in the country. This study assessed the Potential Ecological Risk Index (PERI) of soils of agricultural farms (six sites) being irrigated with industrial effluents, urban sewage, canal and tube-well water in suburb of Multan city, Pakistan. Surface

The rapid expansion of industrialization has a significant contribution to the economic development of many nations. But, the untreated discharge from the textile factory is severely impacting freshwater and public health. Therefore, this study was aimed to prepare activated bentonite for removal of chemical oxygen demand (COD) from textile industrial wastewater, and the optimization process was studied

Anaerobically treated molasses-based distilleries spent wash is a major source of terrestrial and aquatic pollution due to the mixture of the various unknown organometallic compounds in discharged waste. The nature of pollutants present in effluent has to be characterized prior to the evaluation of their fate in the environment at various tropic levels. The absorption maxima (λmax) were obtained at

This study investigated the effect of wind speed and air pollution on COVID-19 from March 10, 2020, to October 04, 2020, in Pakistan. Wind speed and COVID-19 had positive correlation in Pakistan and its provinces. The inverted U-shaped dose–response curve was found for wind speed and COVID-19 in Punjab. Initially, the dose–response curve showed a positive link between wind speed and COVID-19 in Pakistan

Urban sustainability can be considered as a part of sustainable development, which emphasizes the balance between three dimensions of environmental, economic, and social sustainability to improve human well-being and the quality of life. In this study, it was attempted to assess urban sustainability in the most critical, populous, and expanded district of Tehran (district 4) using sustainability assessment

Buildings contribute about 40% of greenhouse gas emissions in the USA. The estimation of urban building fossil fuel CO2 emissions with the fine spatial and temporal resolution is critical for climate change studies and developing optimal plans for reaching emission reduction goals. This study proposed a new method to map fossil fuel CO2 emissions at the building level and hourly scale. Specifically

The removal of textile dye using the biosorption technique is important for improving water quality and avoiding the harmful effects of the traditional approach for removing wastewater on human health. Lichens are symbiotic organisms that have great potential for decolorization and degradation of textile dye. The present study evaluates Acid Red P-2BX dye decolorization by living lichen Evernia prunastri

Given the importance of mining as a source of Total Suspended Particles (TSP) and fine Particulate Matters (PM10), it is important to develop appropriate methods for estimating emissions for use in modeling forecasts and to be aware of regulatory decisions. Development of site-specific emission estimation and also dispersion radius in copper mines would be a practical guide for environmental regulatory

As pro-environmental behaviors in business are advocated, recycling process has become a hot topic in the supply chain management. Besides the traditional wholesales and retail for new products, manufacturers would like to recycle and reprocess used products with consideration of production costs and pressure from environment protection. This paper considers the recycling process implemented by manufacturers

TiO2 is one of the most used materials in the photocatalysis of organic pollutants. It can be prepared by different techniques including electrochemical methods. The influence of the structure of TiO2 films grown electrochemically using plasma electrolytic oxidation (PEO) was investigated in terms of the photocatalytic activity. The film microstructure and morphology were analyzed and its influence

The novel two-stage treatment system consisting of cascade cum trickling filter (CCTF) and multilayer adsorption (MLA) bioreactor was developed to enhance the contaminants removal such as chemical oxygen demand (COD), total nitrogen (TN) and total phosphorus (TP). The maize cob and date palm fiber were used as biofilm support media in trickling filter. The MLA bioreactor was operated using the composite

Monoammonium phosphate is a commonly used fertilizer for better crop production. However, its repeated application causes the accumulation of harmful metals levels in plants and soil over time. Here, the impact of the purification of monoammonium phosphate fertilizer on vegetative growth and yield of tomato plants (Lycopersicon esculentum L.), and the heavy metals accumulation in both soil mix and

Ganges River water quality was assessed to record the changes due to the nation-wide pandemic lockdown. Satellite-based (Sentinel-2) water quality analysis before and during lockdown was performed for seven selected locations spread across the entire stretch of the Ganges (Rishikesh–Dimond Harbour). Results revealed that due to the lockdown, the water quality of the Ganges improved with reference to

Metformin is the largest drug produced globally in metric tons. It has been reported in many water treatment plants and water resources. The analysis of metformin at trace level is important before supplying water to the communities. The present article describes solid-phase micromembrane tip extraction and capillary electrophoretic methods for the analysis of metformin in water using multi-walled

Cadmium(II) adsorption was investigated on different adsorbents, namely Lycopersicon esculentum peel (LEP), Lycopersicon esculentum peel activated carbon (LEP-AC), Brassica botrytis leaves (BBL) and Brassica botrytis leaves activated carbon (BBL-AC). Batch experiments were performed to study the effects of pH, temperature, initial metal ion concentration, contact time and adsorbent dosage. The study

Thermal comfort has been the area, which is explored extensively by the researchers to improve the performance of human being. This vast field has been studied by two different broad ways, namely experimental and theoretical. This paper comprehensively reviews these two methodologies in detail. The experimental study in this field has been categorized through two different ways, adaptive and rational

A huge amount of plastic wastes caused disastrous effects to the environment. Pertaining to the adverse effects imposed by these wastes, a significant progress is observed in the development of biodegradable plastics using natural raw materials such as starch from potato or corn to produce biodegradable plastic materials with similar functionalities to that of petroleum-based polymers. The present

The purpose of this paper is to design an efficient and low cost electrocoagulation reactor in which aluminum microbipolar electrodes are used and kept in suspension by an axial helical agitator. When compared to a conventional electrocoagulation reactor operated in the same conditions, the new electrocoagulation reactor shows significantly improved performance in batch mode. The use of this new electrocoagulation

Stabilization and solidification mixtures of contaminated material with 60% weathered, oily crust, and 40% sediment were made, and acute toxicity (Vibrio fischeri bioassay), hydrocarbons in leachates, and resistance to compression were determined. For stabilized materials, the hydrocarbon concentration expected in base soil (underneath stabilization cells) was calculated from hydrocarbon concentrations

In this study, we conducted a continuous wastewater treatment of an abandoned mine site in Japan to remove As and Fe using Mg–Al layered double hydroxides followed by flocculation and with Ca(OH)2 for comparison. The combination of flocculant ACCOFLOC®A-110 obtained low As and Fe residual concentration, suspended solids, and sludge volume and improved treatment performance by solely layered double