The U.S. gives the green light to build the Keystone XL pipeline, which would carry oil from Canada to refineries along the Texas Gulf Coast once complete.
When you think about how to build a better world, think about providing clean water to about 663 million people worldwide who don’t have it.
Why does anyone care about the Dow Jones breaking through the 20,000 mark? Find out about the origins of the index and how it shows the economy's strength.
A company in Washington trains young men and women to install solar panels in low-income communities at no cost to residents.
The Cerro Verde copper mine built a wastewater treatment plant for Arequipa, Peru, solving the town's clean water needs as well as its own.
McDonald's Germany, which has hired 900-plus refugees from Syria and other countries, teaches workers about their jobs and about German culture.
A Mexican group, Isla Urbana, is collecting and cleaning rainwater for households, schools and health clinics, and changing lives.
A community in rural Virginia found creative ways to ensure that progress and growth take into account how resources are used.
Refugee farmers are providing their new communities with food through the New Roots program, which allows them to turn vacant city lots into urban farmland.