Asia's hardest year for dengue fever – in pictures
by Photographer Luke Duggleby and journalist Laure Si from Science | The Guardian on (#4X7DX)
More than a million cases were reported in south-east Asia last year with poorer households most at risk
The global toll of dengue fever is becoming well known, with rising temperatures contributing to severe outbreaks that made 2019 the worst year on record for the disease.
In 1970 only nine countries faced severe dengue outbreaks. But the disease, which is spread by mosquitoes that can only survive in warm temperatures, is now seen in more than 100 countries. There are thought to be 390m infections each year
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