Figure 2 Perennial Bioenergy Crop (IMAGE) Geological Society of America Caption Perennial bioenergy crop (shrub willow) on left planted on marginal land adjacent to commodity crop (corn). Credit Source: Argonne National Laboratory. Usage Restrictions Source: Argonne National Laboratory. 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.