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Dengue Re-emerges in U.S. as climate warms - 0 views

  • For the first time in more than 65 years, dengue has returned the continental United States, according to an advisory the Centers for Disease Control and Prevention issued in late May.
  • The upsurge is not unexpected. Experts say more than half the world's population will be at risk by 2085 because of greater urbanization, global travel and climate change.
  • The risk is set to increase. A report in the medical journal Lancet, which looked at the impact of climate change on the global distribution of dengue fever, found that nearly 5 billion to 6 billion people will be living in land suitable for transmission by 2085.
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  • This is compared to 3 billion to 5 billion people who would be at risk without climate change.
  • Viral development is faster at warmer temperatures and mosquitoes survive for longer, according to Paul Epstein, associate director of the center for health and the global environment at Harvard Medical School.
  • "As things continue to warm, there'll be more breaches of our shores by tropical illnesses," Epstein said.
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