This interactive session delved into the challenges Earth System scientists face in interdisciplinary research, particularly regarding data misinterpretations and misunderstandings. Participants explored how terminologies and associated services can bring order to chaos, facilitating the creation and comprehension of reusable data. The course emphasized practical strategies to implement terminologies effectively in research workflows. Access the slides and further details here: https://doi.org/10.5281/zenodo.15495660