When does melting ice capsize? New research unearths several mechanisms
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Updates every hour. Last Updated: 26-Dec-2025 06:11 ET (26-Dec-2025 11:11 GMT/UTC)
Tokyo, Japan – Scientists from Tokyo Metropolitan University have determined the genetic lineage of a now extinct plant population from Nishinoshima, a volcanic island whose frequent eruptions periodically “reset” the vegetation. While they traced the lineage to a nearby island, they discovered distinct genetic quirks due to the rarity of seeds making it there, including a “founder’s effect”. Their findings offer a rare glimpse into the very earliest stages of ecosystem development in an isolated environment.
The kelp forest is ephemeral, yet foundational. Fronds of this fast-growing giant seaweed come and go with the seasons, storms and waves, supporting communities of fish, invertebrates and even mammals wherever they emerge. As dynamic as they are in the ocean, kelp forests are also essential for its nearby shoreline communities, as fronds of this seaweed wash up on the beach, providing sustenance for invertebrates and serving as the foundation of beach food webs.
New research from Michigan State University Assistant Professor Ethan Theuerkauf, a coastal geomorphologist with the Department of Geography, Environment and Spatial Sciences, decided to document the increase of shoreline armoring in response to rising lake levels and its associated effects on coastal erosion.
Earthquake-induced liquefaction of loose, sandy soil can be extensively damaging for built environment. In recent times, chemical grouting of the sand is being used as a method to enhance soil stability and reduce the risk of liquefaction. However, a standardized and effective method to test the resistance is necessary in order to refine the method. In this study, scientists explored the potential of stress-controlled and strain-controlled cyclic triaxial testing.