For a reminder of just how dynamic the ice is, click on the video above, which I shot near the North Pole in March, 2003, while standing with Tim Stanton, an expert on ice and oceans at the Naval Postgraduate School, next to a developing ridge where two floes were colliding.
Around that time, the storm began moving more quickly to the northwest due to a developing ridge to its northeast.
While southeast of Hatteras, North Carolina, a developing ridge blocked its northeast motion, and so it slowed to turn to the southeast.
A trough passing to its north and a developing ridge to its west left the storm nearly stationary for several days.
A developing ridge caused Caboto to slow after it reached open waters, executing a partial loop southwest of Réunion before turning to the south and dissipating on January 10.
Scapular glenoid bevelled medially and expanded medio-laterally; scapular blade flat and rectangular in cross-section; acromial blade broad and dish-shaped with poorly developed acromial ridge.
They found that the freshwater that made it to the surface evaporated so quickly and so violently that it flung sand grains into the air, creating little piles that developed into ridges ahead of the flow.
As shown in Figure 2, spring Manitou shoot apex developed double ridges, without vernalization treatment, thus, was already competent to flower.
"Those are partnerships that we never want to see develop," Mr. Ridge said.
Juan moved northwestward at around 10 mph (16 km/h) in response to a developing subtropical ridge to its east.
