The School of Environment (SOE) of Tsinghua University (THU) is pledged to the development of sustainable solutions that allows minimizing the impact of human activities on environment. Its commitment also includes educating people to embrace the idea of sustainability. SOE conducts research in a wide arrange of fields, including water supply, wastewater treatment, air pollution control, solid wastes management, environmental chemistry, microbiology, hydrology, ecology, energy and resources, environmental simulation, and environmental management and policy. SOE has provided technical and theoretical support for China in solving big environmental problems and implementing sustainable development. SOE has 403 faculty members including 33 professors and 33 associate professors. After years of effort, SOE has established a scientific and comprehensive system of education, focusing on disciplines of Environmental Engineering, Environmental Science, Environmental Management, Municipal Engineering, Radioactive Protection and Environmental Protection. Each year hundreds of the most talented students were matriculated, many of them had become outstanding figures in the environmental field. SOE has established exchanges and cooperation with many world class universities, organizations and enterprises in terms of mutual visits, collaborative scientific research and joint education programs.