Resistant mosquitoes are defying DDT and infecting millions
"We are in a strategic withdrawal. The days of euphoria are over." With those words, a World Health Organization official last week gloomily characterized the current state of man's long battle against an ancient scourge: malaria. As recently as 15 years ago, health authorities were confident that they were well on the way to the total conquest of malaria. The dread disease, which afflicted as many as 300 million people at a time in the 1940s, was being swept away by the clouds of DDT spray that...
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