Eco-Business: Record-high air pollution hit Singapore and Malaysia this week, as winds blew smoke northward from forest fires raging in Sumatra, western Indonesia. Demands from the city-state that Indonesia take tougher action prompted retorts by officials who said Singapore was 'behaving like children` and sought to shift blame to companies in Singapore and Malaysia. But the barb trading over the haze, an annual annoyance that often strains relations between Singapore and Indonesia, overlooks one of the major...