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Eco-photos of the week: Nov. 14-20

A southern Sudanese woman displays her inked finger on Nov. 15 after registering to vote in the southern town of Melut.

Photo: Pete Muller/AP

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Voting in Sudan

A southern Sudanese woman displays her inked finger on Nov. 15 after registering to vote in the southern town of Melut.

Voter registration is under way in southern Sudan in preparation for a January independence referendum that could result in the creation of a new country. More than 2,600 registration centers opened Nov. 15 across the vast and undeveloped southern part of the country.