The Conservation of Races is a collection of essays by W. E. B. Du Bois, was first published in 1897. The book discusses the relationship between race and culture and argues that the preservation of cultural diversity is important for the survival of humanity. Du Bois contends that racism is not only a moral issue but also a scientific one and that the scientific study of race can lead to a better understanding of human nature. The book also examines the impact of colonialism on the cultures of colonized peoples, and the need for self-determination and cultural autonomy. Du Bois argues that the survival of different cultures is important for the progress of humanity and that cultural diversity should be celebrated and preserved.