Mosquitoes and Tires
Globalization appears to be a mixed blessing: the global economy is making life better for some people, and hurting others, sometimes in unexpected ways. Daniel Zwerdling of NPR News and American RadioWorks has a story about how an obscure kind of international trade -- used tires -- might be making the country more vulnerable to disease. (12:30) Read more about Mosquitoes and Tires.
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