Harold Gutierrez from Mariveles in the Philippines wants to know: Do mosquitoes serve a purpose?
In Africa, every two minutes a child dies - of malaria. Mosquitoes and humans are engaged in a war. To help humans win, scientists are working on new strategies. Especially in Ifakara, the "Mosquito City" in Tansania.
Malaria, chikungunya, dengue: Mosquitos and their respective diseases are spreading faster and farther than ever. Extreme weather conditions are helping.
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