Study: U.S. airports full by 2020
Monday, March 29, 2004 Posted: 0541 GMT (1341 HKT)
WASHINGTON (AP) -- More than three dozen U.S. commercial airports will be unable to handle their air traffic by 2020 unless they are expanded, the Federal Aviation Administration says.
☆ commercial airports 商业机场
Federal Aviation Administration 缩写为FAA，美国联邦航空局
The FAA studied population growth, travel and income trends to determine airports' future needs. At least 43 airports will need to add capacity -- some more than once -- in the next 15 years.
☆ capacity 在此指机场的运力
Some will need it even sooner, the agency found. San Antonio, Texas; Palm Beach, Florida, and Tucson, Arizona, are among the cities that will reach maximum capacity by 2013, when the number of air travelers is projected to have grown by about 50 percent, to 982 million.
FAA认为，一些机场需马上进行规模扩张。San Antonio, Texas; Palm Beach, Florida, and Tucson, Arizona所在城市人口在2013年将达顶峰，在那时搭乘飞机旅行的人大约将增长50%，达9亿8千2百万人。
☆ project 预期
Expanding airports is not easy, especially in cities where they are located near dense neighborhoods.
Boston's Logan International Airport spent more than 30 years trying to overcome community opposition to a new runway.
☆ runway 飞机跑道
The airport authority has surmounted most legal obstacles, but it has not started pouring concrete yet.
☆ pour concrete 浇铸混凝土，在此指动工。
Similarly, Seattle-Tacoma International Airport proposed a new runway in 1987. Opposition led to delay in the
project's scheduled completion to 2008 from 2001.
The study by FAA and its research center, run by The MITRE Corp., reviewed 300 airports in 300
metropolitan areas. Projections of air traffic growth were based on where people are likely to live, work and
The report took into account such factors as the increasing popularity of leisure travel and the growth of
It found five airports already are too crowded: Atlanta Hartsfield-Jackson International Airport, Newark
Liberty International Airport, Chicago's O'Hare International Airport, Philadelphia International Airport and
LaGuardia Airport in New York