Environmental History is a new field in historical study. It is generated by the rise of modern environmental movement and environmentalism. Environmental agenda have become global concerns and interdisciplinary trainings are inevitably required to solve environmental problems in contemporary world. Teaching environmental history is important in general education, because the course can teach students to evaluate the values people have been believing in since the Industrial Revolution. It also increases loves to home and nature by studing the environmental history of world and home country. And it synthesizes both fields of humanity and science as well. In other words, the course can carry out the ideals of general education and students can be endowed with more sophisticated and comprehensive points of view in environmental education. The course of environmental history should be estimated in general education.