With the global expansion of urbanization there is a need to ensure that cities develop in a way that allows all residents to benefit from urban life. This volume contains a collection of classic and more recent papers that provide insight into the problems encountered in urbanization and the ways in which planning has evolved to meet the resultant challenges.

In this comprehensive new reference work Kevin Gallagher has compiled a fresh and broad-ranging collection of expert voices commenting on the interdisciplinary field of trade and the environment.

This international compendium of national demographic statistics is designed to supply basic statistical data on 230 countries or areas for such users as demographers, economists, public-health workers and sociologists. The Demographic Yearbook 2006 is the fifty-eighth in a series published by the United Nations. It contains general tables including a world summary of selected demographic statistics, statistics on the size, distribution and trends in national population, natality, foetal, infant, maternal and general mortality as well as nuptiality and divorce.