Rivers on Earth can be divided into two categories: Those that keep their general shape, and those that change as they wind through terrain. So too, according to one study, can rivers on Mars.
This study foremost helps researchers understand how the changing climate is bound to affect rivers on Earth. But Chenliang Wu, an environmental scientist in Tulane University and one of the study authors, also believes these findings open the door for studying the ancient Martian climate.
