This video from the marathi news channel Star Majha, describes farmer-scientist Arun Deshpande's work on conserving water, through a "Water Bank", in other words, an on-farm pond with a capacity of about 5 crore litres of water, in drought-prone Solapur district of Maharashtra.
Arun is part of Prayog Pariwar (a collaborative network of self-experimenting farmers, initiated by renowned scientist Shripad Dabholkar) and some more details about his work on watershed development are here. Arun's blog is here.
Watch the video: