New research shows how climate change, bringing hotter and wetter weather, is creating a more ideal home for these disease-spreading pests. Dengue transmission is sensitive to humidity and temperature..
The World Health Organization rates dengue as the most dominant mosquito-borne viral disease in the world as it’s incident rates have increased 30-fold in the past 50 years. There are no vaccines for it and the best preventative measures appear to be avoiding being bit by an infected mosquito. Dengue is now endemic to 100 countries, causing up to 50 million infections a year and 22,000 deaths, mainly among children.