Washington Post: Brazil, long proud of its push to develop renewable energy and wean itself off oil, has a bad case of fossil-fuel fever. An enormous offshore field in territorial waters – the biggest Western Hemisphere oil discovery in 30 years – has Brazilians saying, "Drill, baby, drill," while environmentalists fear the nation will take a big leap backward in its hunt for crude. There has been virtually no public debate on the potential environmental costs of retrieving the billions of …