Topic: Arctic Sovereignty

Russia's Arctic 'sea grab'

Russia is expected within months to claim to the United Nations its right to annex about 380,000 square miles of the Arctic.

Top 10 global weather events of 2010

A panel of weather and climate experts ranked the the Top 10 global weather and climate events of 2010. Voters considered the scope and unusualness of the event, its immediate human and economic impact, and whether it is emblematic of climate trends or variability. They voted during the first week of December, so the following weeks' extreme winter weather in Europe, which may have deserved a spot in the Top 10, received an honorable mention.

Where unemployment is falling: a tale of six 'most improved' states

In July, the unemployment rate declined in more states than it rose. The changes were not dramatic, but this news from the US Labor Department on Friday highlighted the uneven pace of economic recovery in the 50 states.

Here's a look at six states that have made the most headway against unemployment this year. The beginning of the year arrived when the total number of US jobs had reached a recession-related low point.

This tale of six states reveals trends that are taking root elsewhere in the economy.

War over the Arctic? Global warming skeptics distract us from security risks.

Global warming skeptics must recognize that real -- not predicted -- climate change is already turning the Arctic into a potential military flash point. 

An icy plunge to save the melting Arctic

An endurance swimmer uses momentum from a world record to draw attention to disappearing polar caps.