Half the irrigated land in the Sao Francisco valley is the product of public investment.

ECONOMIST: Brazil

The politics didn't stop there: The world-famous Manguiera school, who eschewed nudity for resplendent costumes, performed a tribute to the Sao Francisco River, the subject of an intense irrigation dispute.

NPR: Carnival in Rio: A Party Like No Other

So far KLM is only letting passengers on flights from Amsterdam to New York, San Francisco and Sao Paolo use the service.

CNN: Love is in the air with social networking