ग्रामीण परिवेश की पूरी एक झलक (Indo-Gangetic River Basin )

[postlink]https://hivid.blogspot.com/2010/08/indo-gangetic-river-basin.html[/postlink]http://www.youtube.com/watch?v=9vjCor36U84endofvid [starttext] Vast extents of land in India's Uttar Pradesh have turned barren due to high levels of salt, pushing already very poor people to the edge of survival. To reclaim such lands, researchers are now experimenting with salt resistant rice and wheat varieties and low-cost, natural substances to condition the soil[endtext]