Tackling a notorious waste problem in Africa's largest informal community

Nationally, only about a third of municipal solid waste is recycled. An initiative to use simpler, standardized signs and labels is helping communities reap greater benefits from recycling.

Citizens in Cairo have been working to make the streets cleaner in an effort to create more pride for the country and get the government's attention. From picking up trash and painting lampposts to collecting donations from passersby, the community is working together to make a new Egypt.

Lack of access to sanitary bathrooms in the village of Kivalina, Alaska led to the implementation of a novel, home-based water sanitation system, currently being tested for effectiveness. The hope is that it proves to be a solution for areas all over the state with lack of access to clean water systems.

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.

Throughout India, wastepickers – people who scour landfills for garbage they can sell to recyclers – live at the bottom of society. But the city of Pune did something radical: with the help of a collective, they did away with expensive garbage trucks, and now all household garbage is collected by wastepickers with pushcarts. Pune saves millions of dollars each year and recycles more – and the wastepickers have decent wages and social standing. The concept is now spreading globally.

In war zones, people have a difficult time finding clean water and safe areas to inhabit. Social media, smart phones, and technology applications are aiding in people’s survival. In Aleppo, Syria, the International Committee of the Red Cross posted a map on Facebook to show alternative sources of clean drinking water that reached approximately 140,000 people.

In India, 620 million people openly defecate outdoors, causing harm to hygiene, sanitation, food, and water resources. The president of India funded an initiative to build public toilets for the people in his country, but the people did not use them because of traditions and behaviors. The Total Sanitation Campaign is starting to change villagers’ minds by having local leadership persuade those who resist the toilets by holding community activities and creating special committees to maintain the sanitation.

The El Paso Times reports from the heart of the Rio Grande Basin - where drought has led to dramatic decreases in water supply, and serious changes in management of river resources are called for - on how the region plans to tackle the effects of climate change. Citizens work to increase water regulations and frugality in order to find a solution to the dwindling water problem.

Two columns on Time Banks, where people swap services – teach calligraphy to one neighbor, and get computer repair from another neighbor. Time Banks create community and make people healthier – which is why hospitals and clinics are now starting them.

Global social and economic problems are difficult to change. However, fan-activism fuels the interests of fans of popular young adult fiction. Books such as Harry Potter and the Hunger Games have inspired activist groups that raise awareness of global hunger, reading, and relief supplies to impoverished nations, among others. Being a fan has served as a bridge to become politically active and solve the world’s problems.