Waste can’t be disposed of in favelas, so it builds up in the street. Often it will be set fire to, sometimes this sets fire to the wooden houses. Unemployment rates are as high as 20% The average income may be less than £75 per month Rio has around 1000 favelas Many homes use illegal connections to get electricity Houses are poorly constructed. They were built illegally with basic materials such as iron, broken bricks and plastic sheets There is a high murder rate in favelas- 20 per 1000 people. Drug gangs are in many favelas