Environment
Arkansas oil spill paints town black, pipeline risks exposed
April 2, 2013Exxon Mobil's Pegasus pipeline ruptured March 29, spewing thousands of barrels of heavy Canadian crude throughout the town of Mayflower, Ark.
Read moreRecovery underway for Minnesota oil spill, but what lessons learned?
March 29, 2013On March 28 in western Minnesota, a mile-long train hauling oil from Canada derailed, leading to a spill of about 15,000 gallons of crude.
Read moreCold spring linked with melting sea ice
March 26, 2013Across large portions of North America and Europe, the beginning of spring has been cold. Scientists have now attributed that to the intense loss of Arctic sea ice caused by climate change.
Read morePaperworkers end strike, resume talks with Nippon
March 26, 2013Union paperworkers walked their picket line round-the-clock last week demanding that Nippon Paper resume "good faith" contract talks. They ended the walkout when the company came back to the bargaining table.
Read moreAfter a long winter, tropical rain forest sounded lovely
March 25, 2013I learned that the political left was influential in Costa Rica. But they were divided. A united left could form a winning coalition. The people of Costa Rica deserve nothing less.
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