Geoscience writing, as an important part of scientific writing, is of great value to cultivate students’scientific literacy. This study conducts a statistical analysis of the geoscience writing in the American high school textbook“Earth Science Geology, Environment and Universe (Second Edition 2023 Revision)”, and fi nds that it has the characteristics of strengthening scientifi c literacy orientation, attaching importance to task progression design, paying attention to professional role substitution, integrating social science issues, carrying out project-based learning, and paying attention to the use of geoscience tools. Based on this, the following enlightenment is provided to geography textbook editors and geography teachers respectively : geography textbook editors should clarify the logic of scientifi c writing design, promote the development of students' thinking, set up“scientifi c writing”columns, design various types of tasks, and clarify the direction of scientifi c writing tasks, provide writing instructions; teachers should change the concept of writing teaching, clarify the orientation of writing evaluation, transform rich social resources into writing resources, create writing situations containing professional role information, pay attention to task-driven design, cultivate students' higher-order thinking, and guide students to express creatively in writing.