This study was carried out to improve the curriculum in the department of environmental science technology in junior college, and the results were as follows 1. The educational aim of the department of environmental science technology in junior college has been rearranged. 2. The curriculum has been developed in accordance with the educational aim of this department. 3. The adoption of majoring courses is desirable. 4. The respective educational aims and the respective syllabus of the courses have been set up in accordance with the curriculum. 5. Studies on environmental planning and environmental economics which are necessary in future society, are disirable. 6. The enlargement of the educational oppurtunity in field-works by means of the efficient administration of cooperation committee of industry-college and of the educational effect by means of the utilization of the technology and man-power in the fields of the industry is really desirable.