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 winds help to distribute heat and water vapor around the Earth, which influences temperature and precipitation patterns around the entire globe. Global winds are caused by pressure... Global winds help to distribute heat and water vapor around the Earth, which influences temperature and precipitation patterns around the entire globe. Global winds are caused by pressure...