India, March 22 -- Here's an example of a village in Nagaland that journeyed from being one of the most backward districts in India to being open defecation free

The hills are lush. Ladder-like stone-cobbled steps lead towards the centre of Tanhai village at a hilltop. The sky is clear. It's early October, the beginning of a dry season in Mon district in Nagaland. The view of lush-rolling hills and blue sky is majestic. But for the people here, life is far from easy.

Mon district receives continuous spell of rain from May to September. It is one of the wettest places in India. Water sources are abundant here, but water crisis has loomed large for years because of the absence of water tapping facilities.

In the rainy season, residents of ...