Washington Post: An aggressive crackdown on logging in the Amazon has been launched by the Brazilian government, an operation that pits environmental regulators against people who say they depend on those protected resources to survive. After three years of declining rates of deforestation, satellite images released in January showed that as much as 2,700 square miles of land in the Brazilian Amazon had been cleared in the final five months of 2007 — a rate that would represent more than a 60 percent …