Topic 1: Environmental Pollution and Prevention and Control
Air Pollution and Control
Biofuel
Energy management
Environmental Education Program
Environmental protection
Environmental risk assessment
Environmental safety regulations
Environmental Sustainability and Development
Green Manufacturing and Technology, Pollution Prevention and Control
Greenhouse effect, global warming, and climate change
Groundwater issues
The impact of industrialization on the environment
The impact of nanotechnology on the environment
Oil leakage
Pollution and health issues
Renewable and non renewable energy sources
Soil Pollution and Control
Wastewater management and treatment
Water Pollution and Treatment
Indoor air pollution 
Management and regulation of point and surface pollution
Topic 2: Soil Science
Soil Physics
Soil Chemistry
Soil Microbiology
Soil fertility and plant nutrition
Soil and Environmental Quality
Soil and Water Conservation Management
Soil and Plant Analysis
Soil biota and nutrient cycling
Soil erosion
Soil Geography
Soil genesis and development
Soil nutrient management
Soil degradation and remediation
Soil Biology and Ecology
Soil science
Forest Soil Management
Artificial forest soil management
Soil education and public awareness
Topic 3: Water Pollution and Treatment
Water pollution
Water Quality and Protection
Groundwater Pollution and Protection
Analysis of Water Distribution System
Purification plant and network
Energy utilization and efficiency
Virtual water utilization
Irrigation and drainage technology
Analysis of water distribution system, etc