Oil-and-chemical billionaire David Koch lobbies hard to influence U.S. politics and environment and energy policy. Did his money influence the kind of coverage presented on public television?

"Food companies big and small are struggling to replace genetically modified ingredients with conventional ones."

"German brewers have warned Chancellor Angela Merkel's government that any law allowing the controversial drilling technique known as fracking could damage the country's cherished beer industry."

Don Montague is leading an innovative enterprise to collect wind energy with high-tech kites. Google money is backing him.

"The owners of power plants that burn coal are playing high-stakes poker as they decide whether to install expensive pollution controls or shut down."

"The Energy Department (DOE) on Friday approved a controversial application allowing liquefied natural-gas exports to nations that lack a free-trade agreement with the United States."

"LONDON — The authorities on Tuesday raided the offices of several oil companies and an industry data provider as part of a broader inquiry by the European Commission into potential price manipulation."

"U.S. taxpayers are footing the bill for overseas lobbying that promotes controversial biotech crops developed by U.S.-based Monsanto Co. and other seed makers, a report issued on Tuesday said."

"A domestic natural gas boom already has lowered U.S. energy prices while stoking fears of environmental disaster. Now U.S. producers are poised to ship vast quantities of gas overseas as energy companies seek permits for proposed export projects that could set off a renewed frenzy of fracking."

"Farmers must pay Monsanto each time they plant the company’s genetically modified soybeans, the Supreme Court ruled Monday, rejecting an Indiana farmer’s argument that his un­or­tho­dox techniques did not violate the company’s patent."