Antarctic Cenozoic Palaeoenvironments: Geologic Record and Models

Antarctic sedimentary sequences from the past 50 million years provide a record of global climate influences on sea levels, atmospheric composition, and ocean circulation. This dataset, described as an external scientific journal paper, synthesizes information from studies conducted over the last two decades. It is crucial for understanding the Antarctic cryosphere's role in global palaeoceanography and climate systems.

Use Cases

• [Reconstructing past ocean circulation] based on [studies of sedimentary sequences drilled in and around Antarctica]
• [Modeling Cenozoic climate change] based on [the geologic record of Antarctic paleoenvironments]
• [Analyzing sea-level fluctuations] based on [the Antarctic region's influence on global climates over 50 million years]
• [Studying cryosphere dynamics] based on [data from the Antarctic region and its sedimentary record]

Strengths

• [Focus on a 50-million-year timescale] provides a long-term perspective on climate change.
• [Synthesizes information from two decades of studies] indicates a foundation in established research.
• [Cross-platform presence on data.gov.au] suggests recognized importance within the geoscience data community.

Limitations

• [No direct data columns, rows, or file size are provided]; the dataset appears to be a metadata record for an external publication.
• [Conflicting 'last updated' dates (2026-06-04 and 2026-04-04)] create uncertainty about metadata freshness.
• [License and author information are explicitly listed as 'None' or 'unknown'], limiting clarity on reuse permissions and attribution.

Provenance

Source

Australian Ocean Data Network

Collection Method

Studies of sedimentary sequences drilled in and around Antarctica over the last two decades.

Time Range

Cenozoic era (past 50 million years)

Freshness

Last updated metadata dates range from 2026-04-04 to 2026-06-04.

Geography

Antarctic region and surrounding oceans