0 technology-black-white-dark-green-protected-book-cover-ideas-with-map-diagonal-lines-nigeria-mining-mining-site-b2ec59f0a2 The dark green background represents the mining industry, while the white map highlights the restricted and protected areas in Nigeria. The crossed-out mining site image symbolizes the book's focus on the protection of these areas. The bold and uppercase typography adds a sense of authority and clarity to the cover. The symmetrical layout ensures a balanced composition, while the matte paper stock enhances the design with its tactile quality, making the cover visually appealing and representative of the book's genre.