Lack of sanitation and overcrowding caused diseases. The solitary confinement system eventually collapsed due to overcrowding problems. The Act contributed to mass incarceration and prison overcrowding. The massive overcrowding, poor hygiene facilities and lack of food killed thousands. People were forced to wait in corridors due to the overcrowding and lack of space. This increase in air travel has led to problems of airspace overcrowding and environmental concerns. He began control of migration to the city to stem overcrowding and poverty. Colorado is one of the many states dealing with the prison overcrowding issue. Local police forced the event to end early amid safety concerns, overcrowding, and one death. A key goal is to improve conditions by reducing overcrowding. The overcrowding and lack of supervision resulted in his being frequently abused by older boys. He served just 12 days in jail due to overcrowding. Conditions at the camp deteriorated with the overcrowding and escapes increased. Houses became divided into tenements with chronic overcrowding and disease. Thousands of fans broke through fences, leading to concerns about overcrowding.