In 1980, the agency predicted that global population would level off after 2100 at 10.6 billion people.
Like buses, the agency has predicted continued increases in subway use through 1999.
The agency predicts that it will distribute about $100 million in funds for this job.
The agency predicted the changes would prevent nearly 100 accidents and scores of deaths over the next 10 years.
The agency had previously predicted that the economy would grow 3.7 percent this year.
The agency predicts that economic growth will slow to just 2.5 percent a year beginning in 2010.
In contrast, the agency was predicting just six months ago that Medicaid would grow 9.7 percent a year.
Yet the agency predicted premium income of $700 million in 1987.
The agency predicted that the deficit for 2007 would decline to about $200 billion.
At the conference, the agency predicted continued strong growth in air traffic.