Reuters: An El Nio-related drought and frost have triggered severe food and water shortages in Papua New Guinea's highlands, prompting the European Commission to more than double its assistance to the Pacific island nation. The warming of the Pacific Ocean due to the El Nino weather system is causing drought and other extreme weather, affecting millions of people across parts of the world. Prime Minister Peter O'Neill in August said El Nio may bring on the worst drought in 20 years in Papua New Guinea,...