The content originally appeared on: CNN Islamabad (CNN)Pakistan is racing to prevent further loss of life as it reels from one of its worst climate disasters with floodwater threatening to cover up to a third of the country of 220 million people by the end of the monsoon season. Climate change minister Sherry Rehman said Sunday the unprecedented rain had created a 'climate catastrophe' with floodwaters submerging homes, destroying farmland and displacing millions of people. 'We've had to deploy the […]