Sindh is the third largest province geographically. It's size is about 579 km north-south and 442 km (extreme) or 281 km (average) east-west, with an area of 140,915 sq. km. The population was about 28 million in 1994, with about half urban. Its capital is Karachi. Other towns and cities include Hyderabad?, Sukkur?, Mirpurkhas?, [Tando Adam]?, Nawabshah?, Larkana?, Shikarpur?, Khairpur?, Badin?. Languages spoken include Sindhi?, landa? and Rajasthani?.
The province contains the southern part of the Indus river valley. In the east is the Thar Desert of India.
The main crops are cotton?, rice?, wheat? and sugarcane?, with rice the most important. Other crops include banana? and mango?.
References
Government of Sindh: http://www.sindh.gov.pk.
Government of Pakistan: http://www.pak.gov.pk