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U.S. Department of Energy
Office of Scientific and Technical Information

Chicago's evolving urban forest: Initial report of the Chicago Urban Forest Climate Project, 1993. Forest Service general technical report (Final)

Technical Report ·
OSTI ID:6596940

The report traces the history of Chicago's landscape as it has evolved from a mixture of prairie, wetlands, and oak-hickory forests into a major metropolis. An analysis of 1987 aerial photographs indicates that Chicago-area tree cover has increased from a presettlement level of about 13 percent to nearly 20 percent today. Street trees predominate in Chicago's residential areas, where buildings and paving restrict tree cover in many off-street locations. Larger percentages of tree cover were found for off-street trees in suburban Cook and DuPage Counties. Chicago's urban climate is associated with increases in rainfall and flooding, summertime temperatures and air conditioning use, and unhealthy levels of ozone. The potential of urban vegetation to improve environmental quality is reviewed and the Chicago urban Forest Climate Project research plan is described.

Research Organization:
Forest Service, Radnor, PA (United States). Northeastern Forest Experiment Station
OSTI ID:
6596940
Report Number(s):
PB-93-174050/XAB; FSGTR-NE--169
Country of Publication:
United States
Language:
English