The forest was a desert (IMAGE) Purdue University Caption This region of northeastern China was a sandy desert 50 years ago. Today the region contains hundreds of thousands of acres of forests. Credit Photo provided by Jingjing Liang Usage Restrictions News organizations may use this image in connection with reports about the work of Purdue University's Jingjing Liang and his collaborators. 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.