GeoLog

dust

Is dessication of the Great Salt Lake causing depression symptoms? 

and April 30, 2025
Is dessication of the Great Salt Lake causing depression symptoms? 

In this blog post we speak with Maheshwari Neelam, the primary author of this research presented at EGU25 on the impact of dessication of the Great Salt Lake on mental health, read on to learn more about her research!   The Great Salt Lake (GSL) is the fourth largest terminal lake in the world, located in Utah, United States. Over the years, water diversions for agriculture and other human ac ...[Read More]

Imaggeo on Mondays: Dust devil sighting in the Atacama Desert

May 20, 2019
Imaggeo on Mondays: Dust devil sighting in the Atacama Desert
Dust devil in Atacama desert. Credit: Rita Nogherotto (distributed via imaggeo.egu.eu)

Dust devils are like miniature tornadoes, they form when a pocket of hot air near the surface moves fast upward and meets cooler air above it. As the air rapidly rises, the column of hot air is stretched vertically, thereby moving mass closer to the axis of rotation, which causes intensification of the spinning effect by conservation of angular momentum. In the Atacama Desert [in Chile] they are r ...[Read More]