Doaba () is the region of Indian Punjab surrounded by the rivers Beas and Sutlej. The name "Doaba" literally translates to "land of two rivers" (""Do"" two, ""Ab"" river; Farsi). It is one of the most fertile regions of the world, and was the centre of the Green Revolution in India. To this day, it remains one of the largest per capita producers of wheat in the world.