krishna basin tributaries godavari maharashtra telangana sandrp betwa andhra pradesh explained cwc upsc rishiupsc
godavari river basin tributaries mahanadi krishna pmfias its rivers origin left flowing 2021 east right 9th pib march bank project
godavari krishna basin petroleum ndr andhra
krishna rivers godavari andhra pradesh water linked basin river linking interlinking irrigation lift linkage its formally rediff delta district wednesday