The US department of the interior has upheld a decision to classify the bear as "threatened" - a status that gives them less protection under the law.

美国国家内政部已经确认北极熊受到威胁的而并非濒临灭绝，这样一来北极熊受到的来自法律的约束保护降低。

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Shell first obtained licences from the US Department of the Interior in 2005 to explore the Arctic ocean off the northern and north-western coasts of Alaska.

BBC: Shell suspends Arctic drilling for 2013

The US Department of the Interior, the Department of Energy (DOE), and the US Army Corps of Engineers are quietly laying the groundwork for a renewable energy boom that you might not expect.

FORBES: Administration Lays the Groundwork for Hydropower Boom

The lawsuit, filed by a coalition of conservation groups, calls on the state of Florida, the US department of the interior and the US army corps of engineers to fulfil the requirements of laws designed to protect the manatee.

BBC: Manatee