人类正在制造相当大的喧闹声，即使在荒野也是如此 (AUDIO)

American Association for the Advancement of Science (AAAS)

Caption

对研究员Rachel Buxton的音频采访；她对其近来研究的结果进行了讨论，该研究对美国各地的噪音污染进行了量化分析。

Credit

Michelle Hampson / Carla Schaffer / AAAS

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