Warmer weather also pleases the mosquitos that spread Dengue fever, a sometimes fatal disease that has recoded a 30x increase in cases in 50 years. Up to 500m people suffer Dengue. Getting it once is bad, but a second infection from the day-time biting mosquitos can cause dengue hemorrhagic fever, dengue shock syndrome - and death.
For 3 months Rockhopper travelled the length of the Zambezi by boat, following the efforts of a team dedicated to taking the fight against Malaria to some of the remotest communities in Africa. Director Ben Summers' film is an extraordinary record of the Roll Back Malaria Zambezi Expedition.