Are Tourists Exposing Antarctic Birds To Human Diseases?

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Adélie penguins on an iceberg in Antarctica (Credit: Jason Auch /Wikimedia Commons/CC BY-SA-2.0)

Thanks to its harsh environment, Antarctica remained largely untouched by humans for many millennia, allowing a thriving ecosystem to evolve. However, since the 1990s, the last true wilderness on the planet is becoming an increasingly popular destination for adventure-seeking tourists. Now, a new study asserts that the visitors may be leaving behind harmful bacteria which could devastate the area’s native bird population.

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