By Abhaya Raj Joshi KATHMANDU — Until a few years ago, villagers in Siraha in Nepal’s Madhesh province accessed water by digging a few meters into the ground, as this method was easier than laying pipes. Water gushed readily from the ground. However, residents like Sunil Yadav from Siraha district now must dig at least 30 meters (100 feet) to find water. Even deep wells run dry during peak summer as heat waves increase demand. Ironically, during the monsoon season from July to September, the region appears water-abundant due to heavy rainfall, which at times washes away entire settlements and …