¥Countries
and cities around the world give a sense of what is possible:
¥In Copenhagen, 36% of
commuters bike to work
¥Iran cut its rapid population
growth rate from 4.2% in the early 1980s to 1.3% in 2006 through national literacy, health, and family planning programs
¥China has 27 million rooftop
solar water heaters harnessing energy equal to the output of 49 coal-fired power plants
¥JapanÕs high-speed rail system moves
hundreds of thousands of passengers each
day, measuring delays in seconds