Image:Lead: IQ Alert, c. 2002
IQ Alert: Lead in Children's Blood
Color-coded map shows mean blood lead level (measured in micrograms per decilitre) in urban children by WHO sub-region in 2002 or later. Blood lead levels above 10 mg/dl may have serious consequences in children's learning.
- Dark Blue: Over 15.0
- Violet: 10.1-15.0
- Purple: 5.1-10.0
- Pink: 5.0 and under
- Light Brown: no data
A more detailed version of this map: 
Inheriting the World: The Atlas of Children's Health and the Environment, Part Two: Global Environmental Issues. By Bruce Gordon, Richard Mackay and Eva Rehfuess, World Health Organization, 2004. ISBN 92 4 159156 0.
© WHO 2004. All rights reserved.
This map is one in a series:
- Malaria, 2004
- Passive Smoking: Children Protest, 1999-2003
- Traditional Hazards, New Risks, c. 2002
- Two Worlds: Rich and Poor, 2004
- Water for All: Making it Happen, c. 2002
- The World's Forgotten Children, 1970-2000
- Lead: IQ Alert, c. 2002
- Child Labor: Growing Up Too Quickly, c. 2004
- Indoor Smoke: Breaking Down Respiratory Defences, c. 2000
- Healthy Schools: Empowering Children, 2001-2003
- Climate Change, 1970-2050
- Enjoying the Sun Safely, c. 2000
Mapping Globalization Category Queries
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