Science: By the end of this century, changes in wind patterns triggered by climate change will make round-trip flights between Hawaii and the West Coast last a little longer--and pollute a bit more, a new study suggests. When researchers scrutinized flight data for four major airlines along routes between Honolulu and three airports on the U.S. mainland (Los Angeles, shown in image; Seattle-Tacoma; and San Francisco) from 1995 to 2013, they found that takeoff-to-touchdown flight times were substantially influenced...