The North Water polynya might not be as dependent on a sea ice bridge as previously thought, but not everyone is convinced.
wind
Posted inEditors' Highlights
Modeling the Outer Winds of Tropical Cyclones
A new analytical solution for Emanuel’s theory on how the winds vary with the distance from the hurricane center outside of the core of the storm.
Posted inNews
Sea Ice Is Going, but When Will It Be Gone?
A pair of studies demonstrate the uncertainty over when the Arctic will become seasonally sea ice free.
Posted inScience Updates
The Nitty-Gritty Forces That Shape Planetary Surfaces
Scientists are coming up with ingenious ways to compare terrestrial sand dunes, dust storms, and rain with their counterparts on Mars and Titan.
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 inEditors' Highlights
Dust in the (Martian) Wind
The InSight Lander, on Mars, intentionally dumped sand over its seismic instrument’s tether and the wind sorted the particles by size as it blew them away.
Posted inEditors' Highlights
Satellite View of African Easterly Waves and Hurricane Formation
Researchers present a new analysis of surface winds and enthalpy fluxes from satellite retrievals for African easterly waves that intensify into Atlantic hurricanes.
Posted inEditors' Highlights
Wind Shear Instabilities Emit Gravity Waves
A new study shows that atmospheric gravity waves can be generated by the Kelvin-Helmholtz instabilities in the wind shear layer.
Posted inEditors' Highlights
Quantifying Extreme Events from Short Weather Forecast Data
Subseasonal weather forecast ensembles are a useful tool for overcoming the inherent difficulty of quantifying extreme weather risk caused by data scarcity.
Posted inNews
Tornadoes’ Fastest Winds Howl Close to the Ground
Radar data from storm-tracking scientists reveal that twisters’ winds churn 30% faster near Earth’s surface than above 100 meters, where measurements usually are taken.