Plunging groundwater level in western states prods crop scientists to suggest change.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/shift-rice-production-punjab-eastern-states
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/economic-times-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/basmati-rice
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agriculture
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/punjab
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/indian-council-agricultural-research-icar
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-resources
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/groundwater
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ministry-agriculture
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/bihar
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/west-bengal
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/uttar-pradesh