1 THE CHICAGO RIVER... ONE OF CHICAGO’S GREAT ARCHITECTS? ARCHITECTS? What did the Chicago River look like 400 400 YEARS AGO? Courtesy of Chicago History Museum 1790 Jean Baptiste Point DuSable builds his cabin Population GROWS in Chicago! 1830 150 permanent settlers 1832 350 permanent settlers Blackhawk War concluded, more settlers arrive… 1836 I&M Canal Construction… People come for the employment! Mar. 4, 1837 Chicago is incorporated as a city 1840 4,470 people living in Chicago
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THE CHICAGO RIVER...ONE OF CHICAGO’S GREAT
ARCHITECTS?ARCHITECTS?
What did theChicago
Riverlook
like
400400YEARS
AGO?
Courtesy of Chicago History Museum
1790Jean Baptiste Point DuSable
builds his cabin
Population GROWS in Chicago!
1830 150 permanent settlers
1832 350 permanent settlers
Blackhawk War concluded, more settlers arrive…
1836 I&M Canal Construction…
People come for the employment!
Mar. 4, 1837 Chicago is incorporated as a city
1840 4,470 people living in Chicago
2
Courtesy of Chicago History Museum
1850
Population of Chicagogrows to 30,000grows to 30,000
Courtesy of MetropolitanWater Reclamation District
80Chicago Death Rate (per 1000 people)
20
30
40
50
60
70Chicago Death Rate (per 1000 people)
Sewers constructed S&S Canal constructed
CS Channel constructed
0
10
1845
1850
1855
1860
1865
1870
1875
1880
1885
1890
1895
1900
1905
1910
1915
1920
1925
1930
Courtesy of MetropolitanWater Reclamation District
Jan. 2, 1900
1922
1922Courtesy of MetropolitanWater Reclamation District Chicago’s
Population
1890 1,000,0001907 2,000,000, ,1926 3,000,000
6.2 Billion Gallonsof “Water” per Day
3
CS
O
ombinedewerverflow
Non-Point Source Pollution
Loss of biodiversity• Species affected by pollution• Species affected by non-native species• Species lose their homes/habitat• Species move away or become extinctSpecies move away or become extinct
Purpleloosetrife
Rustycrayfish
Europeanstarling
Asian carp
Zebra mussel
70
BIODIVERSITY INDEX OF FISH SPECIES IN CHICAGO ANDCALUMET RIVER SYSTEMS BETWEEN 1974 AND 2005