Alice Springs Mulga Flux Data: Energy and Mass Exchange in Australian Woodland

Pine Hill cattle station in Australia's Northern Territory hosts this flux data collection. The Terrestrial Ecosystem Research Network measures heat, water vapor, and carbon exchange between the surface and atmosphere using eddy covariance techniques. Supplementary data includes radiation, precipitation, and soil measurements across multiple depths and habitats.

Use Cases

• Modeling carbon sequestration and water cycling in semi-arid Acacia woodlands based on flux measurements.
• Analyzing the impact of variable precipitation (33mm to 712mm annually) on ecosystem energy balance based on long-term monitoring.
• Studying soil moisture dynamics and ground heat flux across different habitats (bare soil, mulga, understory) based on below-ground sensor data.
• Calibrating remote sensing products for vegetation biomass using site-specific canopy height (4.3m median) and biomass (32.5 t/ha) data.

Strengths

• Provides detailed site characterization including biomass (32.5 t/ha), canopy height (4.3m median), soil composition (74:11:15 sand:silt:clay), and elevation (602m).
• Includes multi-year precipitation context, with recorded annual ranges from 33mm to 712mm since the tower became operational.
• Captures a comprehensive suite of measurements: fluxes of heat, water vapor, and carbon, plus above/below canopy and multi-depth soil data.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment for large-scale modeling.
• Data may reflect geographic bias inherent to a single site in the Northern Territory.

Provenance

Source

Terrestrial Ecosystem Research Network's Data Discovery

Collection Method

Measurements collected using open-path eddy covariance technique and supplementary sensors.

Time Range

Operational period includes data from at least 2016/2017 to 2018/2019 hydrological years, based on precipitation extremes mentioned.

Freshness

Last updated 2026-06-19 07:37:00.979269; freshness should be verified.

Geography

Pine Hill cattle station, approximately 170 km north of Alice Springs, Northern Territory, Australia.