Dozens of countries have tamed malaria, but can we eradicate it?

Forty-two countries or territories have been certified as malaria-free by the World Health Organization (WHO). This has largely been credited to the use of bed nets and insecticides, alongside efficient diagnoses and treatments for the parasitic condition.

But with climate change creating new breeding grounds for malaria-carrying mosquitoes and the roll out of an effective vaccine being too expensive for many countries, worldwide malaria elimination isn’t a straightforward task.

An estimated 247 million cases and 619,000 …