Salman Rafi Sheikh is a researcher with the School of Oriental and African Studies of the University of London and the author of "The Genesis of Baloch Nationalism: Politics and Ethnicity in Pakistan, 1947-1977."
The government of Pakistan has firmly blamed recent flooding, which killed some 1,700 people, displaced more than 2 million and caused $30 billion in losses to homes, businesses and farms, on climate change.