 Climate change has been shown to have a significant effect on malaria transmission in Western Kenya, even when there are high levels of bed net usage and other malaria prevention measures. This suggests that climate change may be a major driver of malaria transmission in this region, and that it should be taken into consideration when planning malaria prevention strategies. This article was authored by Anton Bellicone, Brian O'Neal Wanda, Godfrey Bigo, and others.