Phoenix replacing diesel-fueled garbage trucks with natural gas ones

Evidence continues to build that humans are contributing to a climate change issue that is nothing but bad news for the planet. Hopeful stories from seven countries, including India, Indonesia, and China, show that efforts to combat climate change might finally be working.

A overview of 2014's Fixes columns - connecting the dots between 60 or so ways that people are trying to change the world.

The breakdown of the ozone layer is one of the most well-known effects of climate change. Citizens enact different ways to protect the atmosphere from a build up of methane gas.

Although Nigeria "is arguably the worst-run of the world’s major countries," it's biggest city is providing a model for how to turn poor governance around. Lagos, a historically fragile city like the rest of Nigeria, has devolved more power to civilian rule, which has shown positive results for the health of the city.

While critics argue that Naloxone isn't safe for over-the-counter use, some cities have found success distributing Naloxone to community members to help save lives of addicts who overdose. Naloxone can be administered to help those overdosing survive and jump-start the withdrawal process.

New York City black tar roofs cause a number of environmental problems, including air pollution, heat absorption that raises energy consumption, and storm water runoff in the sewer system. Efforts to turn these old roofs into green spaces cool the buildings, enable the containment of more rainfall, reduce sewer discharge, generate energy, and absorb carbon emissions. New York City has a pilot program offering financial help for green roofs.

Rampant misconduct by judicial systems across the country brought to light a crippling practice of debtors' prisons—where disadvantaged individuals unable to pay fines and fees were continually and wrongfully imprisoned, creating a vicious cycle. The American Civil Liberties Union stepped in to work with governments and private companies to increase transparency, eliminate abuse, and reeducate law enforcement officials. The state of Ohio has emerged as a leader in reforming debtors' prisons, though there is still work to do.

Many offenders get out of jail owing hundreds or thousands of dollars in court and parole fees but face barriers to financing and job acquisition, sticking them in a punitive, vicious cycle of debt and arrest. A program called the Clapham Set, perhaps paired with conditional cash transfers - may be a solution, as it erases fees for felons who complete rehab and job training upon release.

The Center for Applied Nonviolent Action and Strategies provides a "blueprint" for peaceful and democratic revolution, busting myths about the process of nonviolent revolt and helping dissidents in countries around the world to accomplish political goals, such as fighting corruption or protecting the environment.

South Dakota’s “24/7 Sobriety” initiative breathalyzers tens of thousands of people every day in an effort to curb drunk driving. Rather than legislation that takes penalizes offenders by taking away their license, the state addresses the behavioral issue instead. In counties that use the “24/7 Sobriety,” they’ve seen a 12% decrease in repeat drunken-driving arrests.