So said U.C. Berkeley’s Matthew Walker February 21st at the meeting of the American Association for the Advancement of Science in San Diego.

这是本月21日，加州大学伯克利分校的马修·沃克在圣迭戈举行的美国科学促进会年会上所作的发言。

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The biological significance of this acidification was a topic of debate at the American Association for the Advancement of Science meeting in Boston.

海洋酸性化的生物学意义是在波士顿举行的美国科技进展协会会议辩论的一个主题。

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To examine this question (and many others, in many fields of scientific endeavour), the American Association for the Advancement of Science (AAAS) held its annual meeting this year in San Diego.

为了检验这个疑问（和其它科学领域的问题），美国科学促进会今年在圣地亚哥举行了一年一度的会议。

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"By comparing before-and-after satellite images, we were able to see a significant movement of the region's human population, suggesting widespread displacement, " said Lars Bromley of the American Association of the Advancement of Science.

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This project is coordinated by some leading advocates for science and research in the country: the American Association for the Advancement of Science (AAAS), Association of American Universities (AAU), Association of Public and Land-grant Universities (APLU), the Science Coalition, The Task Force on American Innovation, and United for Medical Research, with support from the Association of American Medical Colleges, the American Chemical Society, and the American Mathematical Society.

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Professor Kasting's comments were made at the annual meeting of the American Association for the Advancement of Science.

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