Associated Press: The environment minister on Tuesday revised downward the forecast for Brazilian Amazon rain forest deforestation in 2008, based on a slight slow-down in May statistics. But independent government experts said the May data were inconclusive because clouds obscured more than half the forest from satellite images. A preliminary analysis by the government’s Space Research Institute showed 423 square miles (1,096 square kilometers) of rain forest were cut down in May, down from 440 …