1990s measurements of organochlorine pollutants in soils and mosses from Victoria Land, Antarctica. The dataset reports concentration ranges for PCBs, DDE, DDT, HCB, and HCH isomers in ng/g dry weight. Data was collected by the organization SCIOPS.
Use Cases
- Analyze the concentration ranges of total PCB (23-34 ng g-1) and specific pesticides like 4,4'-DDE (1.1–7.9 ng g-1) in moss samples to assess pollutant levels.
- Compare soil pollutant concentrations, such as PCB (0.36-0.59 ng g-1) and HCB (0.034-0.17 ng g-1), with historical Arctic sediment data to evaluate global distribution.
- Investigate the isomer ratios, such as the dominance of α-HCH over γ-HCH in samples, to infer historical versus recent sources of contamination.
- Model the transformation and transport of compounds by examining the consistent higher abundance of 4,4'-DDE over 4,4'-DDT in both soil and moss matrices.
Strengths
- Reports specific concentration ranges for multiple pollutants (PCBs, DDE, DDT, HCB, HCH) in two sample types.
- Includes comparative data with previously reported concentration ranges from other Antarctic and Arctic studies.
Limitations
- Sample size and exact number of measurement locations are not provided.
- Data is from a single time period (1990s), limiting analysis of temporal trends.
- Geographic coverage is limited to Victoria Land, Antarctica.
Provenance
- Source
- SCIOPS via NASA Earthdata
- Collection Method
- Chemical analysis of soil and moss samples collected in Victoria Land.
- Time Range
- 1990s
- Freshness
- null
- Geography
- Victoria Land, Antarctica