The roughness of terrain far upstream of where tornadoes occur can affect their formation. It could be what drives the contrast in tornado activity between North and South America.
North America
Posted inEditors' Highlights
Crustal Melts at the Core-Mantle Boundary
Seismic waves get sent in all directions for deep mantle anomalies, and a new analysis shows where those scatters lie and what properties they have.
Posted inThe Landslide Blog
On the low frequency of rock avalanches in NE Baffin Island
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. Rock avalanches are an important hazard in areas with fjord topography, potentially impacting humans directly but also having the capability to generate large tsunamis that can cause damage over quite large distances. […]
Posted inThe Landslide Blog
More information about the 24 June 2024 heap leach landslide at Eagle Mine in Canada
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. Information is emerging about the 24 June 2024 landslide at Eagle Mine in Yukon, Canada. Northern Miner has a video taken from an aircraft flying over the site that is worth a […]
Posted inThe Landslide Blog
A major landslide at a heap leach pad at Eagle Gold Mine in the Yukon, Canada
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. In a short statement on its website yesterday, Victoria Gold (“a mining company focused on the Yukon”) confirmed that “the heap leach pad (“HLP”) at the Eagle Gold Mine in Yukon experienced […]
Posted inNews
Arctic Warming Triggers Abrupt Ecosystem Shift in North America’s Deepest Lake
Great Slave Lake’s huge cold water mass shielded it from impacts of the rapidly warming climate—until now.
Posted inEditors' Highlights
Modeling Stratospheric Impacts on North American Extreme Events
A new study quantifies the tropospheric and surface impacts of extreme stratospheric wave events and evaluates their representation in state-of-the-art climate models.
Posted inThe Landslide Blog
Mudslides and debris flows triggered by Storm Hilary
Videos of debris flows and mudflows from Storm Hilary.
Posted inEditors' Vox
Danger in the Dust! The Hazards of Windblown Dust
Airborne dust not only causes disease, it also menaces transportation on land, sea, and air; disrupts renewable energy systems; transports pathogens and toxic substances; and poses many other hazards.
Posted inNews
Tracking Marine Heat Waves
Heat waves can happen in the depths, invisible at the ocean surface.