Join us in reviewing the outcomes of the 9th High Latitude Dust (HLD) Workshop, held in Reykjavik, Iceland, on February 12-13, 2024. This event gathered leading experts to explore the latest advancements in high latitude dust (HLD) research, focusing on its impacts on the cryosphere, climate, and the environment. With a special session dedicated to the Copernicus Atmosphere Monitoring Service (CAMS) User Engagement, the workshop provided a platform for multidisciplinary discussions on integrating CAMS data with new in-situ measurements.