Rice Farmer in Vietnam (IMAGE) University of Vermont Caption In Vietnam, alternate wetting and drying in irrigated rice is helping farmers use less water, and lower emissions, without compromising yields. Credit G. Smith (CIAT) Usage Restrictions with coverage of associated story 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.