• Contaminated water
  
• Inadequate disposal of human wastes
  
• Wastewater and garbage
  
• Insects, pests (e.g. rats) and parasites in homes
  
• Inadequate-sized houses, poor ventilation and overcrowding
  
• Children at risk from traffic, unsafe or contaminated sites
  
• Indoor air pollution
  
• House sites vulnerable to landslides or floods
  
• Nutritional deficiencies
  
• No or inadequate health care and advice
  
• No emergency services
  

Based on Pacione