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Nitrate Mines

WorldEconomic

The world's nitrate mines

USGS

A world map shows nitrate mining locations marked by orange circles with "N." Key areas include the U S, Mexico, Chile, and Spain. Major clusters are in the U S (western states), Mexico, and northern Chile's Atacama Desert.

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Nitrate Mines

Poor Urban Air Quality

Colonial Possessions, 1914

Nitrate Mines

Regina

Houston

Philadelphia

Oklahoma City

San Antonio

Boulder

Wichita

Portland

Irvine

Minneapolis

Boise

Winnipeg

Spring Hill

Greeley

St. Louis

Detroit

West Palm Beach

Columbus

Augusta

McAllen

Topeka

Las Cruces

Bakersfield

Oceanside

Reno

Indianapolis

Stockton

Baton Rouge

Glendale

Salinas

Trenton

Aurora

Modesto

Nogales

Rock Island

Fresno

Covington

United Kingdom

Utah
4
Wyoming
1
Montana
2
Missouri
1
Oregon
3
Arizona
2
Florida
Idaho
2
Texas
61
Louisiana
New Mexico
1
Kansas
New Jersey
1
Michigan
Colorado
Nevada
1
Georgia
Oklahoma
California
3
Ohio
Indiana
Illinois
Yukon
100%
Northwest Territories
99.3%
New Hampshire
0.148%
Vermont
0.322%
Nunavut
97.8%
Maine
0.420%
Nova Scotia
95.1%
Prince Edward Island
86.9%
Saskatchewan
1100%
New Brunswick
98.8%
British Columbia
96.8%
Newfoundland and Labrador
98.5%
Alberta
100%
New York
0.177%
Québec
99.7%
Manitoba
99.9%
Ontario
99.9%
Minnesota
0.119%
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