14-07-22 By using sophisticated GPS tracking to monitor seals' every movement, researchers have shown for the first time that some individuals are repeatedly drawn to（接近） offshore wind farms and pipelines. Those man-made structures probably serve as arti...

11-08-04 U.S. production of ethanol（乙醇） for fuel has been rising quickly, topping 13 billion gallons in 2010. With the usual rail, truck and barge transport methods under potential strain, existing gas pipelines might be an efficient alternative for movi...