An overhead view of the Duke Blue Devils and head coach Mike Krzyzewski in a huddle during a media timeout versus the North Carolina Tar Heels on...
Five-inch-wide oil tar ball sits on the west end shore of Dauphin Island, Alabama, U.S., on Sunday, May 9, 2010. Oil has been gushing from the...
Five-inch-wide oil tar ball is separated for a photo after being found on the west end shore of Dauphil Island, Alabama, U.S., on Sunday, May 9,...
Five-inch-wide oil tar ball is displayed for a photo after being found on the west end shore of Dauphil Island, Alabama, U.S., on Sunday, May 9,...
Five-inch-wide oil tar ball sits on the west end shore of Dauphin Island, Alabama, U.S., on Sunday, May 9, 2010. Oil has been gushing from the...
Engraving by Benard after Goussier from drawings by Belin, naval engineer, showing plans of a rope-tarring factory. The rope was waterproofed with...
Variety of climate and social justice groups came to Washington today to protest the proposed Keystone XL Pipeline.48 people were arrested as they...
The Old Curiosity Shop by Charles Dickens . Illustration of Quilp. Caption reads: Theres no such thing to be had here, cried the Dwarf. Water for...
John Harris, Ph.D., Chief Curator of the Page Museum at the La Brea Tar Pits stands near the area where expansion plans being proposed by next door...
Oil still bubbles to the surface in one of tar pits at the Page Museum, La Brea Tar Pits in Los Angeles August 13, 2013. John Harris, Chief Curator...
Portion of a model of the new building proposed by the Los Angeles County Museum of Art in Los Angeles show's Tony Smith's "Smoke" as seen on the...
Portion of a model is part of the new building proposed by the Los Angeles County Museum of Art in Los Angeles as seen on the grounds of the museum...
Some of the leaders at the the Page Museum at the La Brea Tar Pits have reservations about the expansion plans being proposed by next door neighbor,...
Mural hangs on a light pole near the area on the grounds of the Page Museum at the La Brea Tar Pits where expansion plans are being proposed by next...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Protestors demonstrating against the proposed XL-Northern Gateway pipeline project, at the British Columbia Legislature building in Victoria. The...
Ryan Arcidiacono, Phil Booth, Mikal Bridges, Josh Hart and Daniel Ochefu of the Villanova Wildcats huddle against the North Carolina Tar Heels during...
Ryan Arcidiacono, Phil Booth, Mikal Bridges, Josh Hart and Daniel Ochefu of the Villanova Wildcats huddle against the North Carolina Tar Heels during...
Natural petroleum tar seeps from a hillside just outside the Sespe Condor Sanctuary on August 4, 2004 in Los Padres National Forest, California. The...
Donna Brown, left, and her husband Jason huddle against a cold wind while listening to speakers at a rally on the Maine State Pier in Portland on...
People march to the Maine State Pier in Portland on Saturday, January 26, 2013 to attend a rally protesting the use of the Portland to Montreal...
People march onto the Maine State Pier in Portland on Saturday, January 26, 2013 to attend a rally protesting the use of the Portland to Montreal...
People march to the Maine State Pier in Portland on Saturday, January 26, 2013 to attend a rally protesting the use of the Portland to Montreal...
Members of the Cowboy and Indian Alliance march in Washington on April 22, 2014 as they protest the proposed Keystone XL pipeline, part of "Reject...
Members of the Cowboy and Indian Alliance march past the National Museum of the American Indian in Washington on April 22, 2014 as they protest the...
Members of the Cowboy and Indian Alliance march in Washington on April 22, 2014 as they protest the proposed Keystone XL pipeline, part of "Reject...
Members of the Cowboy and Indian Alliance march in Washington on April 22, 2014 as they protest the proposed Keystone XL pipeline, part of "Reject...
Members of the Cowboy and Indian Alliance march in Washington on April 22, 2014 as they protest the proposed Keystone XL pipeline, part of "Reject...
Native Americans, farmers and ranchers prepare to march in front of the US Capitol in Washington on April 22, 2014 as the Cowboy and Indian Alliance...
Native American sits atop a horse in front of the US Capitol in Washington on April 22, 2014 as the Cowboy and Indian Alliance protest the proposed...
Members of the Cowboy and Indian Alliance hold signs in front of the US Capitol in Washington on April 22, 2014 as they protest the proposed Keystone...
Members of the Cowboy and Indian Alliance hold signs at the Reflecting Pool in front of the US Capitol in Washington on April 22, 2014 as they...
Native American woman pours water into the Reflecting Pool in front of the US Capitol in Washington on April 22, 2014 during a ceremony as the Cowboy...
Native Americans, farmers and ranchers march in front of the US Capitol in Washington on April 22, 2014 as the Cowboy and Indian Alliance protest the...
Native Americans, farmers and ranchers march in front of the US Capitol in Washington on April 22, 2014 as the Cowboy and Indian Alliance protest the...
Native Americans hold a ceremony in front of the US Capitol in Washington on April 22, 2014 as the Cowboy and Indian Alliance protest the proposed...
Native Americans, farmers and ranchers hold a ceremony in front of the US Capitol in Washington on April 22, 2014 as the Cowboy and Indian Alliance...
Native Americans hold a ceremony in front of the US Capitol in Washington on April 22, 2014 as the Cowboy and Indian Alliance protest the proposed...
Native American tribal leaders sit on horses in front of the US Capitol in Washington on April 22, 2014 as the Cowboy and Indian Alliance protest the...
Native American tribal leaders sit on horses in front of the US Capitol in Washington on April 22, 2014 as the Cowboy and Indian Alliance protest the...
Native American tribal leader sits on his horse in front of the US Capitol in Washington on April 22, 2014 as the Cowboy and Indian Alliance protest...
Sierra Club Executive Director Michael Brune and Columbia University Earth Institute adjunct professor James Hansen listen to Jones Group...
Atmospheric physicist and Columbia University Earth Institute adjunct professor James Hansen testifies before the Senate Foreign Relations Committee...
Senate Foreign Relations Committee Chairman Robert Menendez and ranking member U.S. Sen. Bob Corker talk before a hearing about the proposed Keystone...