In rice paddies, irrigation water often contains abundant ... much of the nitrogen in rice fields leaches into groundwater as nitrate, posing significant risks to drinking water safety.
During a field visit led by ADB country director Jyotsana Varma on December 11 ... supply sufficient water for agricultural and domestic needs. The irrigation system allows farmers to harvest rice ...
An Ingenious Irrigation System The terraces are sustained ... water and a network of channels that direct water into the rice fields. However, recent droughts have threatened this ancient system ...
A program in Utah is paying farmers to make their irrigation equipment more efficient, but researchers say it may not be saving as much water as it appears.