Malaya: The International Monetary Fund (IMF) yesterday said that countries in the Southeast Asia, including the Philippines, are more vulnerable to climate change, whose threat to food security and increased health risks may possibly result in the loss of more than 6 percent of gross domestic product each year. John Lipsky, first deputy managing director of the IMF, said: “Southeast Asia is one of the most vulnerable regions in the world to climate change, given its long coastlines, its …