Labor certification is  a United States of America immigration process step. Its stated goal is to protect U.S. workers and the U.S. labor market by ensuring that foreign workers seeking immigrant visa classifications are not displacing equally qualified U.S. workers..
How are local winds and global winds differ? local winds-are winds that blow over short distances caused by unequal heating of the earths surface in a small area. global winds-are winds that blow around the earth from â¦ the north pole to the south pole.
Global wind patterns are determined by differences in atmospheric pressure resulting from the uneven heating of the Earth's surface by the sun. As warm, moist air rises along the equator, surface air moves in to take its place, creating the trade winds.ind can be a noun or a verb. 1. used as a noun. The wind. is a current of air moving across the earth's surface. An icy wind brought clouds of snow. Leaves were being blown along by the wind. 2. used as a verb. The verb wind. has a completely different meaning.