Chopped carrots - different colours (IMAGE) University of Göttingen Caption The diversity of many of our everyday foods, such as these carrots, has been forgotten, but is an important building block for resilient agricultural systems. Credit T C Wanger 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.