Reuters: The number of Africans at risk of malaria who live near dams will nearly double to 25 million by 2080 as areas where the disease is not currently present will become transmission zones due to climate change, researchers said on Monday. Without prevention measures, the number of malaria cases associated with dams could triple to nearly 3 million a year over the same period, they said in a study published in Malaria Journal. "While dams clearly bring many benefits ... the role of climate change on...