Soil samples from excavated pits and traverses across New Zealand's Scott Base in Antarctica were analyzed for concentrations of 11 metals including Ag, Al, As, Cd, Cr, Cu, Fe, Mn, Ni, Pb, and Zn. The data, collected by the organization SCIOPS, includes measurements of soil conductivity, pH values, and leachable metal fractions, identifying anthropogenic contamination sources. The dataset was last updated in December 1997.
Use Cases
- Identify anthropogenic contamination sources by analyzing outlier concentrations of Ag, Cd, Cu, Pb, Zn, and As in soil samples.
- Model metal mobility by examining the distribution of Pb in top soil layers versus Zn throughout soil profiles.
- Correlate leachable metal concentrations with Fe content in alkaline solutions to understand mineral particulate origins.
- Assess environmental impact by mapping high concentrations of Ag and Cd to specific sources and drainage channels.
Strengths
- Analysis includes 11 specific heavy metals (Ag, Al, As, Cd, Cr, Cu, Fe, Mn, Ni, Pb, Zn).
- Data includes complementary soil properties like conductivity and pH values, with pH ranging from 8.3 to 10.1.
Limitations
- Dataset is temporally stale, with the last update recorded in 1997.
- Specific sample size (row count), column definitions, and geographic coordinates are unknown.
- Analysis is geographically limited to the immediate vicinity of Scott Base, Antarctica.
Provenance
- Source
- SCIOPS via NASA Earthdata (nasa_earthdata).
- Collection Method
- Soil samples taken from excavated pits and traverses, followed by laboratory analysis for metal concentrations, conductivity, and pH.
- Time Range
- null
- Freshness
- 1997-12-30
- Geography
- Scott Base, Antarctica.