Traffic has been identified as a significant heavy metal polluter of roadside soils, and copper (Cu), lead (Pb) and zinc (Zn) in particular are associated with road travel…
Contents
1 INTRODUCTION
1.1 AIM
2 MAURITIUS
3 PREVIOUS STUDIES ON IMPACT FROM ROADS
4 METALS IN THE ENVIRONMENT
5 TRAFFIC-RELATED METALS
5.1 COPPER
5.2 LEAD
5.3 ZINC
6 SAMPLING SITES
6.1 REDUIT
6.2 MOKA
6.3 CAMP AUGUSTE
6.4 SOILS AT SAMPLING SITES
7 METHODS
7.1 SAMPLING
7.2 SAMPLE PREPARATION
7.3 ANALYSES
7.4 TOOLS FOR INTERPRETATION OF RESULTS
8 RESULTS
8.1 CHEMICAL ANALYSES
8.2 ESTIMATION OF METALS RELEASED FROM TRAFFIC
8.3 DISCHARGE AND PRECIPITATION DATA
9 DISCUSSION
9.1 REFERENCE SOIL PROFILES
9.2 MAIN SOIL SAMPLING SITES
9.2.1 Bioavalable and total concentrations
9.2.2 Easily soluble and exchangeable metals
9.2.3 Comparisons to other findings and calculations
9.3 SEDIMENT
9.4 INTERPRETATION DIFFICULTIES
9.5 IMPROVEMENTS
10 CONCLUSIONS
Author: Petersson, Liselott
Source: Uppsala University Library
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