Beekeepers in the remote hills of southern Greece are not seeing colony collapse disorder in their hives. The reason may be that the bees are not exposed to pesticides.

"Canada's federal pipeline regulator has ordered Enbridge to conduct a full engineering assessment of a troubled northern pipeline that has sprung several leaks in the last two months."

"TALLAHASSEE -- The state of Florida filed a lawsuit Saturday against the oil company BP and the cement contractor Halliburton over the Deepwater Horizon oil spill, becoming the fourth state to seek damages for the 2010 disaster."

"Tokyo Electric Power Co. refuses to pay 10.55 billion yen ($106 million) for decontamination work around its crippled Fukushima No. 1 nuclear plant, saying it is under no legal obligation to do so."

"State and federal  investigators on Sunday began their  first in-depth look at the cratered epicenter of a fertilizer plant explosion that killed at least 14 people, including about 10 volunteer firefighters and the residents who tried to help them extinguish a fire at the site."

"The U.S. Federal Energy Regulatory Commission proposed to revise its cybersecurity standards for the nation’s electric grid, expanding the rules to more than 60 additional companies."

"CHARLESTON, W.Va. -- Coal operators can and should take more aggressive steps to reduce dust emissions from blasting and heavy equipment at mountaintop removal mines, according to new studies released this week as part of a controversial industry-funded research project."