World wind speed map. Different wind systems create the windiest regions of the world. North America, northern Europe, and China have reliable and strong westerlies. (2014 3TIER by Vaisala) 출처 : Living Physical Geography by Bruce Gervais (2015) - 150page 출처 : http://madriver.me/world-wind-map.html/global-mean-wind-speed-at-80m-maps-and-pinterest-inside-map-world-new