Final answer:
Religious beliefs about the environment are the characteristic of religion most likely to directly affect the physical landscape of an area.
Step-by-step explanation:
The characteristic of religion that is most likely to directly affect the physical landscape of an area is religious beliefs about the environment. Different religions have different perspectives on the use and stewardship of natural resources and the environment. For example, some religions may promote conservation and protection of the environment, while others may value the development and use of natural resources for human purposes.
One example of this is seen in the Christian beliefs about nature. Some Christian denominations view the natural world as God's creation and place a strong emphasis on being stewards of the environment. This can lead to efforts to protect and preserve natural landscapes and resources. On the other hand, some Christian beliefs may prioritize human needs and see the environment as something to be used and exploited.
Overall, religious beliefs can shape how people interact with and shape the physical landscape, whether through conservation efforts, land use practices, or the construction of sacred places and structures.