radishes (IMAGE) Penn State Caption Multi-color carrots and radishes at urban farmers’ market: Retailing fresh vegetables and fruit is a key function, as is raising nutrition and food-system awareness. Credit Credit: Karl Zimmerer, GeoSyntheSES, Penn State Usage Restrictions non commercial use only License Original 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.