Also, the relationship between addiction and homelessness are complicate and controversial. However, habituated drugs and alcohol obsession could give chance too many people can increase the risk of homelessness (Homelessness in America - National Coalition for the Homeless, n.d). Homeless problem is far away in developing countries. In Europe alone, there are three million people on the streets. Australia and Canada, hundreds of thousands of people are homeless. Of course, the problem is worse in the poorest countries. Columbia has more than 9.5 million homeless people and the Nigerian 24.4 million. Total, the UN Human Rights Commission estimates that the world's 100 million homeless. Unemployment, foreclosures and a lack of affordable housing
