The Faculty of Environmental Engineering is one of the leading units of Hanoi University of Civil Engineering in scientific research in the fields of infrastructure and environmental engineering, environmental science and management, and sustainable development. Over the years, faculty members have led and participated in numerous science and technology projects at various levels (Protocol, State, Ministry/Department, province/city, institution), international cooperation projects, and have built a network of scientific research cooperation with many universities, research institutes, and domestic and international organizations. The Faculty of Environmental Engineering is also one of the units within Hanoi University of Civil Engineering with the highest number of international scientific publications in recent years.

Some of the main research areas and directions of the faculty members of the Department of Environmental Engineering include:

• Technological and engineering solutions for controlling environmental pollution (soil, water, air, waste);
• Environmental health;
• Science and policy for managing the environment (land, water, air, waste) and resources;
• Green growth, low-carbon growth, circular economy, efficient and sustainable resource recovery and utilization;
• Adapting to and mitigating the impacts of climate change, reducing greenhouse gas emissions across various sectors and fields;
• Use energy efficiently and effectively, renewable energy; green buildings;
• Sustainable cities and smart cities

Many faculty members of the Faculty of Environmental Engineering are leading experts in Vietnam in several specialized fields such as water and wastewater treatment; water resource management; solid waste treatment and management; exhaust gas treatment and air quality management; and energy-efficient engineering. Through the implementation of scientific and technological projects and research topics, many generations of faculty members of the Faculty of Environmental Engineering have made significant and effective contributions to environmental protection and sustainable development in the process of industrialization, modernization, and socio-economic development of the country.