A rendering of the world's largest vessel, the Shell Prelude, which comes in at just over 1,600 feet. It has just left its dry dock in South Korea, where it is being built. It will eventually head toward Australia, where it will be anchored off the coast and used as a liquefied natural gas facility.
Shell's new vessel is so large that if you stood it up, it would be taller than the Empire State Building. It will be anchored 300 miles off the coast of Australia to handle liquefied natural gas.
Each federal agency has until 2020 to get 20 percent of its power from sources such as solar, wind.
November 26, 2013 KUNCVoters in three Colorado communities passed measures this month limiting the practice of hydraulic fracturing. A close vote in a fourth community means a recount next week. Companies say the measures are creating an uncertain business environment.
November 25, 2013 Previous estimates of the climate-warming gas were based on the rough number of methane-emitting sources on the ground — such as factories, refineries, stoves, swamps, landfills and cattle herds. But by directly measuring levels of methane in the air instead, a new study puts the total much higher.
November 18, 2013 Workers at the Japanese nuclear plant begin a delicate yearlong operation to remove radioactive material from the first of several crippled reactors.