• Air pollution and treatment
• Biofuels
• Desalination
• Energy Management
• Environmental Education Programs
• Environmental Protection
• Environmental Risk Assessments
• Environmental Safety Regulations
• Environmental Sustainability and Development
• Green Manufacturing and Technologies, Pollution Prevention
• Greenhouse Effect, Global Warming, and Climate Change
• Groundwater Issues
• Impact of Industrialization on the Environment
• Nanotechnology Impacts on Environment
• Oil Spills
• Pollution and Health Issues
• Renewable and Non-Renewable Energies
• Soil Pollution and Treatment
• Wastewater Management and Treatment
• Water Pollution and Treatment.