Question: where do river ganga and indus have their origin

title: Indus River
text: The 2011 Sindh floods began during the Pakistani monsoon season in mid-August 2011 , resulting from heavy monsoon rains in Sindh , eastern Balochistan , and southern Punjab . The floods caused considerable damage ; an estimated 434 civilians were killed , with 5.3 million people and 1,524,773 homes affected . Sindh is a fertile region and often called the `` breadbasket '' of the country ; the damage and toll of the floods on the local agrarian economy was said to be extensive . At least 1.7 million acres ( 690,000 ha ; 2,700 sq mi ) of arable land were inundated . The flooding followed the previous year 's floods , which devastated a large part of the country . Unprecedented torrential monsoon rains caused severe flooding in 16 districts of Sindh .