Soil Sampling (IMAGE) American Society of Agronomy Caption Dr. John Galbraith is sampling oil contaminated soils along the banks of the Mississippi River south of New Orleans in 2008. Credit David C. Weindorf Usage Restrictions None 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.