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Coastal and Marine Geology Program > Investigating Climate Change of Western North America

Investigating Climate Change of Western North America

USGS Fact Sheet
Correlation of oak pollen in marine and lake cores in central and northern California and the adjacent ocean.
Correlation of oak pollen in marine and lake cores in central and northern California and the adjacent ocean.
Coastal and Marine Geology Program > Investigating Climate Change of Western North America

U.S. Department of the Interior, U.S. Geological Survey
URL: http://pubs.usgs.gov/fs/climate-change/figures/fig3.html
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