Story 27 Nov, 2008
Denying Entry
A study produced by Ïã¸ÛÁùºÏ²Ê¿ª½±½á¹ûÏÖ³¡Ö±²¥ finds that the US government does not adequately assess the risk to the American environment or economy from invasive species brought to the United States through trade-related pathways.
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Photo: John Waugh
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