by Stephen Marshak is a leading introductory geology textbook known for its highly visual approach and emphasis on the "Earth System"—the idea that our planet’s geosphere, hydrosphere, atmosphere, and biosphere are profoundly interconnected. Core Themes and Content
The latest edition (2022/2023) focuses on making geology interactive and relevant to modern global issues. Earth: Portrait of a Planet
Detailed sections illustrate how igneous, sedimentary, and metamorphic rocks are continuously recycled over millions of years. by Stephen Marshak is a leading introductory geology