Disease Population Prevalence Present Possible change at risk of infection distribution by climate change
Malaria 2530 970 tropics/subtropics +++ Dengue NA NA tropics/subtropics ++ Schistosomiasis 600 200 tropics/subtropics ++ Lymphatic 900 90 tropics/subtropics ++ filariasis Onchocerciasis 90 18 Africa/Latin America + African 50 0.025 new tropical Africa + trypanosomiasis cases/y Yellow fever NA NA Africa/Latin America + Japanese NA NA East/South East Asia + encephalitis Leishmaniases 350 12 Asia/S .Eurp. ? /Africa/S . Amer.