January 24, 2017, 1:28 p.m. by Mary Jo DiLonardo
The orders pave the way for the Dakota Access and Keystone XL pipelines.
A breathtaking look at our national parks in winter
January 23, 2017, 2:08 p.m. by Mary Jo DiLonardo
Whether you're an armchair traveler or planning a trip, enjoy the winter wonderland.
Scientists finally explain mysterious 'fairy circles' found in Namibia
January 20, 2017, 7:02 a.m. by Bryan Nelson
Empty circular patches dot the Namibian desert, and until now scientists were at a loss to fully explain them.
Check out the most spectacular outdoor photos of the year
January 18, 2017, 12:07 p.m. by Michael d'Estries
From fire and ice to amazing creatures, the beauty of our planet never fails to amaze.
Explore the urban canopies of major cities with Treepedia
January 6, 2017, 3:19 p.m. by Matt Hickman
The MIT project ranks Vancouver as having the most tree-dense cityscape.
Massive chunk of Antarctic ice shelf poised to break away
January 6, 2017, 9:52 a.m. by Mary Jo DiLonardo
The rift is expected to create an iceberg the size of Delaware.
The once hopelessly polluted Anacostia River is making a comeback
January 3, 2017, 7:34 a.m. by Jaymi Heimbuch
Krista Schlyer is photographing the people, wildlife and landscapes of America's 'forgotten' river.