1995 surface soil samples from McMurdo Station, Antarctica, were analyzed for polycyclic aromatic hydrocarbon (PAH) concentrations. The dataset, published by SCIOPS in 1997, reports maximum concentrations for specific PAHs like naphthalene at 27,000 mg/kg. Results indicate localized anthropogenic contamination from activities like fossil fuel combustion.
Use Cases
- Analyze spatial distribution of naphthalene, acenaphthene, acenaphthylene, and fluoranthene concentrations across McMurdo Station sampling sites.
- Compare measured PAH levels against control area data where concentrations are typically below detection limits.
- Investigate correlations between specific PAH compound concentrations and proximity to potential anthropogenic sources like fuel deposits.
- Model the environmental fate of PAHs in Antarctic soils by examining concentration data in context of volatilization, photo-oxidation, or microbial degradation processes.
Strengths
- Reports specific maximum concentrations for key PAHs (e.g., 27,000 mg/kg for naphthalene).
- Provides geospatial context with precise station coordinates (77°51' S, 166°41' E).
- Includes comparative context with control area data showing below detection limits.
Limitations
- Unknown sample size (row count) and specific column structure.
- Data is temporally stale, collected in 1995 and published in 1997.
- Geographic scope is highly localized to McMurdo Station, limiting broader Antarctic generalizations.
Provenance
- Source
- SCIOPS, via NASA EarthData.
- Collection Method
- Surface soil samples collected during peak summer activity and analyzed for PAHs.
- Time Range
- 1995 (sample collection).
- Freshness
- 1997-01-30
- Geography
- McMurdo Station, Antarctica (77°51' S, 166°41' E).