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Slides from the presentation given by Allen Pursell from The Nature Conservancy during the Nov 10, 2011 meeting of the Indiana Sustainable Natural Resources Task Force. More info: http://www.indianawildlife.org/snrtf.htm
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Freshwater in Indiana
Allen Pursell
The Nature Conservancy
● Flows freely for over 411 miles
● Drains over 33,000 square miles
● From 73 of Indiana’s 92 counties
● 151 species of fish
● 75 mussel species
5 of the richest
40 river
segments in
the US are
associated
with
the Wabash
Pistolgrip
Pink
heelsplitter
Slippershell
Threehorn wartyback
Ring pink
Purple wartyback
Fawnsfoot
Monkeyface
Elephantear
Percentage change in very heavy precipitation
0 10 20 30 40 60
31%
Percentage increases in the amount falling in very heavy precipitation events (defined as the heaviest 1% of all daily events) from 1958–2007.
3 m 3 m
9 m
Illinois 16.8 16.8 1734.9 Illinois 12.9 12.9 117.4
Iowa 11.3 28.1 1167.2 Missouri 12.1 25.0 89.4
Indiana 10.1 38.2 1806.6 Iowa 9.8 34.8 89.2
Missouri 9.6 47.8 800.5 Arkansas 9.6 44.4 94.6
Arkansas 6.9 54.7 750.1 Kentucky 9.0 53.4 113.4
Kentucky 6.1 60.8 879.5 Indiana 8.4 61.8 132.3
Tennessee 5.5 66.3 757.7 Tennessee 5.3 67.1 61.9
Cumulative Yield Cumulative Yield
State Total % % (kg/km2/yr) State Total % % (kg/km2/yr)
Total Nitrogen Total Phosphorus
Previously overlooked
geological reports from
the 1980’s bumped up
estimates.
Even older estimates
put Morocco in the lead
Algeria
China
Jordan
Morocco
Russia
South Africa
Syria
United States
other
2009
2011
Global Reserves of Rock Phosphate by Country
in billions of tons
0 10 20 30 40 50
Indiana is losing reservoir capacity. This will potentially
result in more frequent flooding and also water shortages,
especially since current w
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