"Oil prices took another sharp turn downward on Monday to levels not seen since the depths of the 2009 recession. Several international banks predicted even lower prices later this year because of an oversupplied global crude market."

"International trade agreement proposals could roll back protections from harmful pesticides in the US and EU, according to a new report expected to be released Wednesday."

"Plummeting oil prices are bad news for much of Canada, which runs its economy largely on oil. But cheap oil has some positive benefits for Canadians, too."

"American oil and gas companies have gone heavily into debt during the energy boom, increasing their borrowings by 55% since 2010, to almost $200 billion."

"Oil prices tumbled below $50 a barrel on Monday, spooking global financial markets and signaling that the remarkable 50 percent price drop since June was continuing this year and even quickening."

"The electric power generation sector lost more than 5,800 jobs over the last three years, according to an Energy Department stat shop. The losses hit all energy sources across electric power except for renewables, the Energy Information Administration said on Friday."

"Greenhouse gas emissions by the world's top 500 companies rose 3.1 percent from 2010 to 2013, far off the cuts urged by the United Nations to limit global warming, a study showed on Monday."

"The Commerce Department began closing a chapter in a protracted trade conflict with China over solar equipment Tuesday, approving a collection of steep tariffs on imports from China and Taiwan."