the Indus river plain (Indus river)

Indus river Plain ( Indus valley):

The Indus plain is Pakistan most prosperous agricultural region and a large fertile alluvial plain formed by silt brought from the river Indus. It covers an area of 518,000 square km with a gentle slope from the Himalayan Piedmont in he north to the Arabian sea in the south. The length of the Indus valley along the course of the Indus is about 1,600 km sq and the catchments area of the Indus is estimated at almost 1 million square kilometers. As it is dranied by the Indus and its tributaries it is usually called the plain. The average gradient of the slope is not more than 1 meters per 5 km. Except for the micro relief the plain is featureless. It is boreded on the west by the Suleiman and kirthar mountain on the north by the salt range and  on the east by the thar dessert. The Indus plain was inhabited by agricultural civilization for at least 5000 years. It is divisible into two sections the upper and lower Indus plain on account of their differing physiographic features. The width of the plain in the Punjab is about 350 km and in Sindh about 200 km. In  the south the Indus delta is a wild waste. When high tides and Indus floods coincide the littoral is flooded for some 30 km inland. The dessert located in Indus plain are thal now through canal irrigation the most part has been converted into agricultural land Thar and cholistan. The Indus plain is divided into three regions :

The upper Indus plain most of Punjab the lower Indus plain lower Punjab and Sindh and deltaic area.