The Kyoto Protocol takes effect this week with fanfare but...11 of Japan's 30 industry sectors including steel and power risk failing to meet their self-imposed targets in cutting carbon dioxide emissions, the Ministry of Economy, Trade and Industry said this month...The survey has led the powerful trade ministry to reopen talk of imposing government, rather than voluntary, targets on emissions with taxes to coax violators -- an idea steadfastly opposed by big business. [refers to Toyota]