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  • × Library of Congress. Congressional Research Service.
  • × Natural resources
 全选  【符合条件的数据共：308条】

1 Hemp as an Agricultural Commodity [科技报告]

作者:Johnson, Renée

发布日期:2018

关键词:Agriculture;Natural resources;...

发布机构:Library of Congress. Congressional Research Service.

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2 Changes in the Arctic: Background and Issues for Congress [科技报告]

作者:O', Rourke, Ronald

发布日期:2018

关键词:Endangered species -- Arctic regions;International law;...

发布机构:Library of Congress. Congressional Research Service.

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3 Changes in the Arctic: Background and Issues for Congress [科技报告]

作者:O'Rourke, Ronald;Comay, Laura B.;等

发布日期:2018

关键词:Endangered species;Environmental protection;...

发布机构:Library of Congress. Congressional Research Service.

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4 Federal Lands and Related Resources: Overview and Selected Issues for the 115th Congress [科技报告]

作者:Hoover, Katie

发布日期:2018

关键词:Public lands;Natural resources;...

发布机构:Library of Congress. Congressional Research Service.

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5 Changes in the Arctic: Background and Issues for Congress [科技报告]

作者:O', Rourke, Ronald

发布日期:2018

关键词:Environmental protection;Endangered species;...

发布机构:Library of Congress. Congressional Research Service.

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6 Wilderness: Issues and Legislation [科技报告]

作者:Hoover, Katie, Johnson, Sandra L.

发布日期:2018

关键词:Legislation;Nature conservation;...

发布机构:Library of Congress. Congressional Research Service.

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