[Essay Topic]
(The following topics include but are not limited to)
Topic 1: Environmental Engineering
environmental hydraulics
sustainable development
Remote Sensing and Environment
environmental efficiency 
Noise and Acoustics
Environmental remediation project
Pollution control engineering
Electromagnetic Waves and Telecommunications
Water pollution and treatment
environmental management system
control of industrial pollution
Environmental safety and health
Environmental Planning and Assessment
Environmental analysis and monitoring
Topic 2: Marine Resources
offshore construction services
Artificial Island
Oil and gas exploration and extraction platform
Floating oil storage tank
Floating refinery
Floating airport
Deep sea engineering
Diving Techniques
undersea mining
Subsea Tunnel Engineering
submarine pipeline 
Underwater acoustics and acoustic oceanography
Ocean observation platforms, systems, and instruments
Theme 3: Sustainable Development
Industrial wastewater treatment and recycling
Sustainable utilization of water resources
water resource management
Soil and groundwater remediation technology
Environmental Air Quality Management
Greenhouse gas control
Gas and particulate pollution control
Resource Recycling and Protection
Solid waste treatment technology and disposal
Sustainable development of natural resources
Environmental governance promotes sustainable development
Life Cycle Assessment (LCA)
Application and Technology of Renewable Energy