According to the Pakistan government disaster relief agency, monsoon floods in Pakistan over the last two weeks have killed more than 400 people and affected more than 4.5 million others.
In addition, tens of thousands of people have been made homeless by heavy flooding in the provinces of Balochistan and Sindh.
The floods began in early September in the north of the country.
Pakistan has suffered devastating floods in the past two years.
The worst floods were in 2010, when almost 1,800 people were killed and 21 million people affected.