The National Geographic Society has been honored with the top environmental award from the United Nations, for efforts in research and education around issues of sustainability.

The nonprofit society is one of four organizations being recognized this year by the “Champions of the Earth” awards, to be formally presented by the United Nations Environment Program (UNEP) on September 27.

“The National Geographic Society is a unique organization driven by a passionate belief in the power of science, exploration and storytelling to enlighten, excite and change the world," UN Environment Program Executive Director Achim Steiner said.

"By engaging citizens and stakeholders in solutions-based thinking and dialogue, they directly address environmental issues that impact us all—from air quality and biodiversity to sustainable cities