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How Climate Change is Spreading Malaria in Africa
Warming temperatures are chasing animals and plants to new habitats, sometimes with devastating consequences to ecosystems. But there is little evidence regarding how far and how fast the invaders might be moving.
A new study offers a glimpse of the future by looking to the past. Mosquitoes that transmit malaria in sub-Saharan Africa have moved to higher elevations by about 6.5 meters (roughly 21 feet) per year and away from the Equator by 4.7 kilometers (about three miles) per year over the past century, according to the study.