The authors built a model that calculates the fuel consumption of cars based on the interaction of car ownership, use, and travel speed. The model determined that fuel consumption is to increase in Japan by about 41% by the year 2010 given current trends. The purpose of this paper is to see if...

The correlation between air pollution and health effects in large Japanese cities presents a great challenge owing to the limited availability of data on the exposure to pollution, health effects and the uncertainty of mixed causes. A methodology for quantitative relationships (between the...