People Fixing the World - Pedal power: How bicycles can change lives

To protect the heads of football players, it might be advisable to have them occasionally practice without head protection, according to a counterintuitive new study of a successful Division I football program.

The rapid development of emerging economies across Asia and Africa is lifting hundreds of millions of people out of poverty - but there is much debate as to how to best structure this growth. If these economies evolve in the same way as in the West - with unchecked, excessive resource consumption and heavy pollution - the planet may be on the fast track to disaster. Earthrise explores how these nations can grow sustainably using improved, eco-conscious technologies like renewable energy and eco-friendly farming practices.

Fariel Salahuddin was determined to tackle the extreme lack of access to fresh water she encountered in rural Pakistani communities, but she wanted the model to be sustainable, not dependent on donations. Most of the communities didn't have regular access to rupees to help sustain their solar water pump micro-enterprises - what they did have, however, were goats. Salahuddin set up a scheme where villagers could pay for their clean water access with livestock instead of cash, which she then sells using Facebook at high rates during Muslim festivals to generate a sustainable revenue source.

Refugio, Texas was ravaged by Hurricane Harvey, leaving behind damaged houses, schools and businesses and people who can not afford to rebuild their lives. However, this town has used its community and found strength in their love of football and their support of one another to keep moving forward.

As Beijing grapples with pollution caused in large part by the increase in cars on the roads, a tech-based solution has appeared in the form of forward-thinking bicycles. The Chinese bike-sharing system, spearheaded by several startups, allows commuters to find a bike using GPS, pay for it using an app, and drop it off upon arriving to their destination, wherever that may be. A mix of private investment and government support has allowed this market to thrive.

Across the United States, tribal lands have the lowest access to internet, an issue that restricts opportunity and education in those areas. In New Mexico, several small tribes have partnered to lay fiber-optic cables that connect the libraries, which serve as primary sources of internet connection, to faster, cheaper internet.

The consumption of meat and dairy has long been deemed a leading cause of climate change, yet production continues to rise. To contribute to environmental sustainability, Dale Vince – owner of the U.K.’s Forest Green Rovers soccer team – has achieved the status of having the world's first carbon neutral team. From vegan-only menus to a solar-powered grass-cutter, the organization is bringing light to this topic in front of a new audience.

Canada and Australia have both used targeted immigration policies to grow their rural populations. But Canada’s more holistic approach seems to match the long-term needs of migrant and local populations better than Australia’s.

Figure Skating in Harlem is a group working to help young girls of color in New York learn teamwork, dedication, and hardwork - and the art of figure skating, a sport that is often perceived as inaccessible and overwhelmingly white and Asian-American. But the program doesn't just stop there; the program also includes academic and leadership development.

A number of barriers prevent young children in Appalachia from enrolling in formal preschool classes. In response, a fleet of buses is traveling to remote communities to teach students academic and social skills.