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Hello, I'm Luke Jones.
Welcome to the documentary from the BBC World Service.
In BBC OS Conversations, we bring people together to share their experiences.
This time, we hear from survivors of the intense rainfall and flooding in Pakistan.
For the villagers in the Swat Valley in northern Pakistan, the floods came almost without warning.
They had no time to leave their homes,
and the first many of them knew about the impending disaster was the sound of water.
rushing towards them.
That's Saad describing the devastating flash flooding in Hyder Pakhtunkhwa province in northern Pakistan earlier this month,
which killed hundreds of people and destroyed his family home and business.
We'll hear much more from him in our conversation with some other people affected by that flood in a few moments.
We're recording this programme on Friday lunchtime here in London and flood alerts are currently in place across Pakistan as the country endures another season of monsoon rains with some of the highest rainfall on record.
Since June,
floods have killed at least 800 people in Pakistan and many more have lost their homes and businesses.
In the past couple of days, some 200,000 people have been evacuated in several areas of the country.
In Punjab province, rescuers have embarked on one of the largest operations in years, they say,
travelling back and forth across the Ravi River to help anyone still stranded after hundreds of thousands of residents were evacuated.
The growing intensity each year of the monsoon is being blamed on the effects of climate change.
while officials in Pakistan have faced criticism for the lack of adequate weather warnings,