Wooden Pallets (IMAGE) Penn State Caption There are about 700 million pallets produced and recycled each year in the United States alone, according to Penn State Researchers, and there are 4 billion pallets in use in this country. Credit Penn State Usage Restrictions non commercial use only License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.