this study is a descriptive - survey and objective evaluation analysis of creation causes on informal settlement shadgholi-khan town of qom city. answer questionnaire by 200 protector of household in shadgholi-khan tow, economic, social and physical variables affective creation of informal settlements in the shadgholi-khan its spatial and local effects are investigated. research findings show t...

as long as the government in the concept of urban management plays the role of “direct provider” instead of “facilitator” to improve the life’s welfare level and provide a situation for poor societies and particularly informal settlements, its sole result is the increase in the number of open mouths that their dependence on government enlarges per day. therefore the investigation of different g...

Some marine invertebrate larvae expand the range of settlement cues to which they will respond as they age. How do relatively simple larvae achieve such complex changes in behaviour? Larvae of the Australian sea urchin Holopneustes purpurascens settle and metamorphose specifically in response to a settlement cue, dissolved histamine, produced by the host alga Delisea pulchra. Older H. purpurasc...

Informal settlements are a common feature of developing countries. In South Africa the improvement of living conditions in these settlements and the upgrading to formal housing types are regarded as being of central importance to the nation’s development. Effective settlement improvement and upgrading activities, which we here term “management”, require adequate spatial data. To date, the acqui...

This paper forms one part of the CIB funded research on “Understanding the interface between the environment and sustainable livelihoods in the integration of informal settlements in Asia, Latin America and Africa: a review of current thinking and practice”. The African continent is rich in its diversity of forms of informal settlement. This paper covers the sub-Saharan region. It is acknowledg...

In the Pacific island region, the progress towards achieving the global Millennium Development Goal (MDG) target 7D, improving the lives of a hundred million slum dwellers, is fraught with many challenges. Out of all the MDG targets, minimal support has been provided to improving the quality of life of residents living in squatter and informal settlements in Pacific towns and cities. In this co...