• 3 Coal mines and mining
• 2 Accidents
• 2 BP Deepwater Horizon Explosion and Oil Spill, 2010
• 2 Carbon dioxide mitigation
• 2 Carbon sequestration
• 2 Coal
• 2 Coal mine waste
• 2 Coal trade
• 2 Drilling platforms
• 2 Global warming
• 2 Offshore oil well drilling
• 2 Oil spills
• 1 Political activists
• 1 Protest movements

• 6 CBS News
• 3 Alexander Street Press
• 2 Andrews, Wyatt
• 2 Bach, Joel
• 2 Bronstein, Scott
• 2 Gelber, David
• 2 Morial, Michelle Miller, 1967-
• 2 Osgood, Charles
• 2 Pelley, Scott, 1957-
• 2 Strassmann, Mark
• 2 Wallace, Mike, 1918-2012
• 1 Eddy, Melissa
• 1 New York Times Company
• 1 Shastri, Veda
• 1 Wolson, Sam

• 7 English

• 2 Mexico, Gulf of
• 2 United States
• 2 West Virginia
• 1 Germany

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