Navigating the energy transition in India: challenges and opportunities towards sustainable energy goal
December 2026
•The paper highlights the current status of India’s energy transition.•The paper highlights the challenges and opportunities that exist in India’s energy transition.•The paper examines how India can...
Overcoming water, sanitation, and hygiene challenges in critical regions of the global community
December 2024
•Analysis of the global water and sanitation crisis.•WASH services between industrialized and non-industrialized regions.•Explores the SDG 6 Framework, which aims to provide and sustain water facilities.•Sustainability...
Emerging pollutants of severe environmental concern in water and wastewater: A comprehensive review on current developments and future research
December 2023
•Treatment technologies for emerging contaminants (ECs) are comprehensively reviewed.•Types, impacts, and treatment methods of typical ECs are reviewed.•Adsorption method is found to be suitable for...
Water resources and their management in Pakistan: A critical analysis on challenges and implications
December 2023
•Comprehensive study was conducted for water resource management.•Conceptual framework was used to integrate water resource management.•Proposed OECD key principles will help to overcome water chal...
Techno-Economic Assessment of Incineration-Based Waste-to-Energy Systems: Global Perspectives and a Case Study of Dhaka, Bangladesh
Available online 1 April 2026
Thermocatalytic pyrolysis of plastic waste into renewable fuel and value-added chemicals: A review of plastic types, operating parameters and upgradation of pyrolysis oil
December 2025
•A summary of studies on mixed plastic wastes and other plastics that have undergone pyrolysis.•Discussion of the various crucial factors that affect the end results of plastic pyrolysis.•The temperature...
Groundwater contamination due to hydrocarbon extraction activities in the Niger Delta: a potential challenge towards sustainable environment and public health
December 2026
•The origin and properties of hydrocarbon contaminants were discussed.•Hydrocarbon contaminants bioaccumulate in soil and water, and this was discussed.•The government policies in Niger Delta to mitigate...
A comprehensive review of production and characterization of biochar for removal of organic pollutants from water and wastewater
December 2024
•The pyrolysis of lignocellulosic biomass to produce biochar has been described.•Process parameters influencing biochar production and its properties are reviewed.•The conditions for pyrolysis and the...
State-of-the-art review on sediment microbial fuel cells: evolution, innovations, challenges, scalability, and policy implications for sustainable development
December 2026
•SMFCs have shown significant improvements in energy harvesting in recent years.•SMFCs have been explored for various applications, highlighting their potential for real-world impact.•Importance of...
Cooling water use in thermoelectric power generation and its associated challenges for addressing water-energy nexus
June 2018
•Global average energy intensity associated with water facilities are summarized.•Average water requirements for cooling in thermoelectric power plants are reviewed.•Opportunities of improving water...
Greywater characterization of an Indian household and potential treatment for reuse
2022
•A filtration system with different filter layers was designed.•COD removal efficiency of 85.98%.•BOD removal efficiency of 86.28%.•94.44% total suspended solids removal efficiency....
Quantitative analysis of carbon emissions and material flow of a full-scale wastewater treatment plant with AAO process
December 2026
•Anaerobic tank was identified as the primary direct emission source in AAO process.•Strong correlations were found between N2O, CH4 emissions and influent pollutants.•Machine learning optimization...
Synergising agricultural systems: A critical review of the interdependencies within the water-energy-food nexus for sustainable futures
December 2025
•Integrated nexus approach unravels complex interactions for sustainable agri-systems.•Strategic synergy of water, energy, and food crucial for resilient agricultural futures.•Review unveils interlinked...
Removal of Various Dyes, Phenols, and Heavy Metals from Wastewater using Calcined and Non-Calcined Layered Triple Hydroxide/Zeolitic Imidazolate Framework Nanocomposites
Available online 9 June 2026
Accelerating the formation of aerobic granular sludge (AGS): advances, challenges, and future perspectives
December 2026
•Lengthy startup time is a big limiting factor of Aerobic Granular Sludge (AGS) Technology.•Bioaugmentation using flocculating bacteria and fungi increases granulation speed.•AGS startup is faster and...
Water, energy and food nexus of Indus Water Treaty: Water governance
June 2019
•The Indus Water Treaty is a successful settlement of boundary water basin conflict.•Water, food and energy are intimately related in a nexus influencing each others.•This paper reports global water...
Circular economy: A multilevel approach for natural resources and wastes under an agri-food perspective
December 2024
•Challenges regarding natural resources and wastes.•Conception, definitions, strategy and implementation, and expected goals from implementation of circular economy.•The principles and the necessity...
Water conservation study with the installation of new sand filters in the cooling water return: Innovation analysis and improvement of cooling water performance
Available online 10 June 2026
•A new concept to reduce fresh water consumption.•A new concept to increasing cooling water performance.•A new approach to reducing the volume of waste water.•The recirculation rate increased 16.5%,...
An overview of the application of renewable energy for wastewater treatment and energy recovery from wastewater in sub-Saharan Africa wastewater treatment plants
December 2026
•Renewable energy can lead to self-sufficient WWTP, reducing operating costs and grid use.•Study reviews biogas, solar, hydro, and heat pumps for sustainable wastewater treatment.•High costs, technical...
Removal of chlorides and hardness from contaminated water by using various biosorbents: A comprehensive review
December 2024
Global assessment of clean water and energy provision strategies for adapting to droughts, heatwaves, and compound events
Available online 29 July 2026
•Global assessment reveals fragmented adaptation across water and energy sectors.•Demand management dominates future clean-water adaptation strategies worldwide.•Energy burden varies strongly by water-supply...
Model Development and Optimization on Water-Energy-Food-Carbon (WEF-Carbon) nexus in a single-crop rotation system with cotton and wheat
Available online 30 May 2026
Assessment of water quality using GIS techniques and water quality index in reservoirs affected by water diversion
2021
•A numerical analysis for quantitative evaluation of reservoir responses.•A two-step statistical analysis to distinguish the effects on water diversion.•Magnitude and timing of water diversion as management...
Harnessing microorganisms for bioenergy with microbial fuel cells: Powering the future
December 2024
•Captivating world of microbial fuel cells, focusing on their potential as a sustainable approach to produce electricity.•Overview of the fundamental principles governing MFCs.•Elucidating the diverse...
