If mosquito bites seem to be associated with more-serious warning signs â such as fever, headache, body aches and signs of infection â contact your doctor. 1  Definition. 2  Causes.
One of his observations was that the ice was not moving in the same direction as the wind. It was moving consistently to the right of the wind direction. This phenomenon would later become known as Ekman transport. As wind blows across the ocean, it moves water because of friction at the ocean surface.
For this reason, the planetary boundary layer has also been called an Ekman layer, for Swedish oceanographer Vagn Walfrid Ekman, a pioneer in the study of the behaviour of wind-driven ocean currents. 1  The PBL is covered by a layer of warmer air, creating what is known as a temperature inversion.