The April 2010 issue of National Geographic will be devoted to a single topic: fresh water. With striking visuals and in-depth reporting, we will focus on the emerging challenge of global freshwater shortages and the choices ahead as the world manages a limited supply. This coverage continues the magazine’s tradition of documenting key environmental issues and educating readers to care about the planet. Chris Johns will provide insight into key freshwater issues facing us today as reported by a team of renowned National Geographic contributors.