SciDevNet: People in densely populated highlands of Africa and South America who have so far been protected from malaria by cooler temperatures may be seeing more of the disease as the climate changes, according to a study in Science (6 March). Mountainous regions with relatively cold climates that are unsuitable for the malaria parasite and the mosquitoes that transmit but there have been indications, for example from modelling studies, that with climate change this protection will wear off. Now scientists...