One of the first homes going up on land bought and sold as part of a Canadian-Palestinian investment firm's effort to properly register plots. Much land in the West Bank is not registered and has no title deed, creating problems for economic development. Emily Harris/NPR hide caption

itoggle caption Emily Harris/NPR

Safeena Husain says: "I educate girls." Her efforts have brought 80,000 Indian girls into school; last week she received a Skoll Award for Social Entrepreneurship (above). Courtesy of Skoll Foundation/Gabriel Diamond hide caption

itoggle caption Courtesy of Skoll Foundation/Gabriel Diamond

A woman cultivates seaweed off the coast of Madagascar to counter overfishing. She's working with Blue Ventures, a business that supports its conservation projects by giving ecotours. Courtesy of Skoll Foundation hide caption

itoggle caption Courtesy of Skoll Foundation

The Mariposa border crossing, as seen from Nogales, Ariz., September 2013. This land port serves as the main point of entry into the U.S. for fresh produce from Mexico. A lot of that produce gets rejected just past the border, even though it's perfectly tasty and edible. David Kadlubowski/Corbis hide caption

itoggle caption David Kadlubowski/Corbis

Monique Yusizanna Ouz, 66, is going to have electricity for the first time in her life. Carrie Kahn/NPR hide caption

itoggle caption Carrie Kahn/NPR

Blaze Bioscience is commercially developing the "paint," which glows when exposed to near-infrared light. Courtesy of Blaze Bioscience hide caption

itoggle caption Courtesy of Blaze Bioscience

After a long day at the Somali American Community Center he founded in Clarkston, Ga., and then at an after-school program, Omar Shekhey drives a taxi to earn extra money. Often he gives his earnings to refugees to help them with expenses. Kevin Liles for NPR hide caption

itoggle caption Kevin Liles for NPR

The Migrant Offshore Aid Station (MOAS) carries out its first rescue in the Mediterranean in August 2014. The Malta-based private rescue service founded by a wealthy American and his Italian wife has rescued more than 3,000 migrants since its launch in August 2014. Barcroft Media /Landov hide caption

itoggle caption Barcroft Media /Landov

Darlene Arviso is known as the water lady in Smith Lake, N.M., on the Navajo Nation. She delivers water to 250 people each month. Here, she fills buckets from her water truck. Laurel Morales/KJZZ hide caption

itoggle caption Laurel Morales/KJZZ

Dr. Devi Shetty meets with a patient. The surgeon, who says heart disease is on the rise in India, has never turned away a patient who had no money to pay. Julie McCarthy/NPR hide caption

itoggle caption Julie McCarthy/NPR

Palliative medicine physician Michael Fratkin gets off a plane after visiting a patient on the Hoopa Valley Indian Reservation. He's recently launched a startup to support this kind of work. April Dembosky/KQED hide caption

itoggle caption April Dembosky/KQED

First Book President and CEO Kyle Zimmer reads to children during a book distribution event. Courtesy of First Book hide caption

itoggle caption Courtesy of First Book

At about $15 a gram, saffron is the world's most expensive spice. Rumi Spice has a unique model of employing Afghan farmers who are growing it that aims to double or even triple their annual income. Cristina Hirschkorn/Courtesy of Rumi Spice hide caption

itoggle caption Cristina Hirschkorn/Courtesy of Rumi Spice

Vikram is the first child to wear a Khushi Baby necklace, which will keep track of his immunizations. He's at a vaccine clinic in Rajasthan, India. Ruchit Nagar/Courtesy of Khushi Baby hide caption

itoggle caption Ruchit Nagar/Courtesy of Khushi Baby

Aansoo Kohli is running a makeshift class in a cowshed for children who have no access to school. Abdul Sattar for NPR hide caption

itoggle caption Abdul Sattar for NPR