International Conference on Engineering, Environmental and Ecological Sciences ICEEES on February 16-17, 2026 in Manila, Philippines

Advanced treatment of water and secondary effluents
Advances in biological, physical and chemical processes
Aesthetic quality of drinking water
Air emission trading 
Air pollution and control
Anaerobic treatment
Atmospheric modeling and numerical prediction
Atmospheric physics
Biodegradation of hazardous substances
Biodiversity conservation
Bio-engineering
Biofuels
Carbon capture and storage
Clean technologies
Climate and climatic changes
Control technologies
Deforestation
Disinfection and disinfection by- products
Economic instruments
Eco-technology
Effect of distribution systems on potable water quality
Emission sources
Environmental dynamics
Environmental restoration and ecological engineering
Environmental Science and Technology
Environmental sustainability
Environmental systems approach
Fate of hazardous substances
Geophysics
Global environmental change and ecosystems management
Global warming
Ground water management 
Ground water remediation
Habitat reconstruction
Hazardous substances and detection techniques
Health and the Environment
Health related organisms
Hydrology
Indoor air pollution 
Industrial wastewater treatment
Institutional development
Integrated ecosystems management
Interaction between pollutants
Landscape degradation and restoration
Leachate treatment
Legal, economic and managerial aspects of solid waste management
Life cycle analysis
Management and regulation of point and diffuse pollution
Management of hazardous solid waste 
Management of water treatment residuals
Meteorology
Modeling and decision support tools
Monitoring and analysis of environmental contaminant
Nutrients removal
On site and small scale systems
Optimization of collection systems
Ozone layer depletion
Physical oceanography
Process modelling
Public participation
Quality guidelines, environmental regulation and monitoring
Recycling and reuse
Regulatory practice, water quality objectives standard setting, water quality classification
Renewable energy
Renewable sources of energy-energy savings
Resource management
Reuse of reclaimed waters
Satellite applications in the environment
Sludge treatment and reuse
Soil decontamination
Solid waste management
Storm-water management 
Suspended and fixed film biological processes
Sustainable cities
Technical aspects of treatment and disposal methods
Toxicity assessment and epidemiological studies
Transboundary cooperation
Waste minimization
Waste valorization
Wastewater and sludge treatment
Water resources and river basin management
Water treatment and reclamation
Wetlands