Presents the general situation of Aichi Expo in Japan, such as air conditioning energy supply, district cooling, application of new energy resources, eco-environment technology, environment facilities of typical pavilions, etc.

Research on the Theories and Applications of Technology Choice Based on Ecological Environments of Technology;

This paper addresses the coupling effect between industrial technology selection and ecological environments of technology(EET) based on the angle of ecology.

Application and prospects of environmental biotechnology in nitrogen and phosphorus removal of wastewater;

Advancement of environmental biotechnology informatics;

The article introduces the application and research development of environmental biotechnology in pollution treatment from waste gas treatment,wastewater treatment,solid waste treatment and so on,analyzes the characteristic and superiorities of environmental biotechnology,and predicts the development tendency and prospect of environmental biotech-nology in the future.

Also, the application and progress of environmental biological technology stemming from the combination of modern biological technology and environmental engineering technology are discussed.

By analyzing the study results on mictroorganism genetics and enzymology in the Environmental biological technology over the world and the trend of the development and application of environmental biological technology in water pollution control,this paper intents to provide a reference for choosing the applied wastewater treatment technology.