Associated Press: The clearing of Brazil’s Amazon rain forest jumped dramatically in the final months of 2007, spurred by heavy market demand for corn, soy and cattle, the government and environmentalists said Thursday. President Luiz Inacio Lula da Silva called an emergency meeting of Cabinet ministers to consider emergency measures to stop the deforestation – an apparent reverse of a three-year decline that Silva has repeatedly praised. If emergency measures don’t come soon, loggers and …