Mapping murders: this new data tool is helping cities understand violent crime

Colombia has attempted to decrease murder and homicide rates by setting up curfews for teenagers, forcing bars to close earlier in the evening, and creating gun laws to prevent the carrying of weapons. As a result of this epidemiological, data-driven approach, along with other governmental factors, the homicide rate has decreased significantly in most of the cities in which it was implemented.

Concerned with colony collapse syndrome in honey bees worldwide, scientists, farmers and tech companies teamed up in Australia to create a micro-sensor that collects data on the bee's environment.

The California prison system is overwhelmed after adopting tough-on-crime laws with no improvement. New York adopted more tolerant policies and has decreased the state's crime rate and its prison population.

The 2008 recession’s job losses spurred a development of a Do-It-Yourself economy. With the advent of Uber, Etsy, Airbnb, and others, the marketplace has become full of micro-entrepreneurs who thrive with independent web-assisted businesses.

In Houston, TX, many individuals with mental illnesses cycled in and out of emergency care while arrested or incarcerated. Houston’s police department has decreased the number of incarcerated who have mental illness by opening a division to mental health called the Chronic Consumer Stabilization Unit. Now Milwaukee seeks to replicate Houston’s results.

Milwaukee County’s mental health system put more resources in expensive emergency care rather than invest in programs that offer continual care. As a result, Milwaukee County identifies nine solutions from other cities that have had success in repairing mental health systems. Solutions include the ending of reliance on emergency care, expand community support programs, change laws, and supportive housing.

The militarization of police forces in cases such as Ferguson, Missouri’s riots has led the state of Utah to question what can be done to prevent such an overuse of force from happening. Utah expanded upon a law passed by Democratic legislature in Maryland, which Utah’s ACLU reworked with some libertarians, to require the police to provide data about SWAT team usage. Utah’s success demonstrates that demilitarization bills passed with bipartisan support are not impossible.

New York City suffered from fires that erupted in overcrowded, run-down apartments. Then the city sleuthed through residential records and found that landlords who foreclosed let their properties fall apart and ignored safety-code violations. Greater Toronto wants to expand upon New York City’s method by using transportation surveys, census data and computer data to build transit lines.

Richmond, California ranked among the highest homicide rates in the country. The city created the Office of Neighborhood Safety to engage the community in the effort to curb gun violence and prevent homicides. ONS works directly with the young people who are at risk and have succeeded in reducing the homicide rate.

Areas of High Point, North Carolina have suffered from crime, poverty, and neglect, until the city began implementing Operation Ceasefire, a policing program that uses data collecting, community support against crime. High Point is now leading the country in its success of Operation Ceasefire, boasting dramatic reductions in violent crimes, domestic abuse, robberies, and drug-related offenses.