Late Cainozoic Vegetation and Climate in the Murray Basin

A paleoenvironmental analysis describes vegetation and climate changes in the Murray Basin from the Tertiary to the early Pleistocene. The description details step-like decreases in precipitation from the late Oligocene and specific floral events like the Nothofagus phase in the late Miocene-early Pliocene. It was published by Geoscience Australia Data and last updated in May 2026.

Use Cases

• Reconstructing paleoclimate trends based on described precipitation and vegetation shifts.
• Modeling historical salinity conditions based on the described association with marine transgressions.
• Stratigraphic correlation using the described Nothofagus phase as a marker horizon.
• Comparing past and present dryland salinity based on the described absence of evidence in the Tertiary record.

Strengths

• Description provides a detailed narrative of paleoenvironmental change over a long geological timeframe.
• Identifies specific, datable events like the Nothofagus phase for stratigraphic context.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Data may reflect geographic bias inherent to data_gov_au, focusing solely on the Murray Basin.

Provenance

Source

Geoscience Australia Data

Time Range

Tertiary to early Pleistocene

Freshness

Last updated 2026-05-14 04:03:08.298882; freshness should be verified.

Geography

Murray Basin, Australia