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Article: Study: Glaciers on doorstep of Los Angeles just 5,000 years ago
- Article from:
- AP Worldstream
- Article date:
- August 13, 2003
- Author:
CopyrightProvided by ProQuest LLC. (Hide copyright information)
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Dateline: LOS ANGELES
Glaciers clung to the slopes of a mountain just 120 kilometers (75
miles) east of now-sweltering Los Angeles as recently as 5,000 years
ago, according to a new study.
The glaciers on San Gorgonio Mountain were likely the southwesternmost
in what is now the United States during the waning of the last Ice
Age, beginning 20,000 years ago.
Lewis Owen, of the University of California, Riverside, said he and
his colleagues found evidence that glaciers on the mountain made four
advances over the last 20,000 years, the last between 9,000 and 5,
000 years ago. The glaciers eventually vanished as global temperatures
rose.
Another scientist disputed the ...