• Defining Colluvium and Alluvium

    To better understand how researchers differentiate these two materials and to look for common ground between different perspectives, this poster is promoting a survey of how people define them. One early respondent described the survey as “a lot of fun.” We hope you enjoy it too!

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  • What is Colluvium? An Interactive Poster Seeking a Common Definition to Improve International Communication

    This poster first attempts to summarize the variety of definitions for colluvium. Then it begins an experiment of asking viewers to identify the terminology they would use to define colluvium and alluvium as well as distinguish between the two.

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  • Colluvium vs Alluvium

    Among various Earth scientists, I’ve encountered slightly different definitions for colluvium and, by association, alluvium. The definitions for colluvium and alluvium are interdependent because their respective definitions are partially based on distinguishing one from the other. In other words, a set of characteristics is being used to split into two classes something that could be defined as one thing. Nonetheless, their distinction is important for communicating key characteristics, geomorphic setting, and inferred processes.

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