Woodland Savanna Energy and Mass Flux Measurements in Australia

Featuring measurements of energy and mass exchange between the surface and atmosphere in a woodland savanna site using eddy covariance techniques. The site features a 16.4 m canopy and collects data on heat, water vapor, carbon dioxide, temperature, humidity, wind, rainfall, and radiation. Ancillary measurements include leaf area index, leaf physiological properties, soil properties, and airborne remote sensing data from September 2008.

Use Cases

• Analyze the relationship between carbon dioxide flux and seasonal temperature variations (maximum/minimum) to model savanna carbon dynamics.
• Correlate water vapor flux with rainfall and humidity measurements to study evapotranspiration patterns in the woodland savanna ecosystem.
• Use incoming and reflected shortwave radiation data with net radiation to model surface energy balance for the site.
• Integrate leaf area index (LAI) and leaf-scale gas exchange measurements with canopy-level flux data to scale physiological processes.
• Combine airborne Lidar and hyperspectral measurements from September 2008 with ground-based soil physical properties for vegetation structure analysis.

Strengths

• Includes a comprehensive suite of atmospheric measurements: heat, water vapor, CO2, temperature, humidity, wind, rainfall, and radiation.
• Provides detailed site characterization: average canopy height of 16.4 m, elevation near 110 m, and mean annual precipitation of 1170 mm.
• Contains ancillary biological and physical data: LAI, leaf physiological properties, soil properties, and airborne remote sensing (Lidar, hyperspectral).
• Specifies precise seasonal temperature ranges: maximum from 31.2°C to 37.5°C and minimum from 12.6°C to 23.8°C.

Limitations

• Unknown data volume (rows, columns, file size) and specific temporal coverage beyond a single remote sensing campaign in September 2008.
• Primary data files are in HTML and PNG formats, which are not standard for quantitative scientific analysis of time-series flux data.
• Geographic scope is limited to a single savanna site in Australia, limiting generalizability to other ecosystems.

Provenance

Source

Terrestrial Ecosystem Research Network's Data Discovery

Collection Method

Measurements gathered using eddy covariance techniques (open-path eddy flux) from a 23-meter instrument mast, supplemented by ancillary ground and airborne remote sensing.

Time Range

Includes airborne remote sensing data from September 2008; specific timeframe for flux measurements is not provided.

Freshness

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Geography

A woodland savanna site in Australia, with specific elevation near 110 m.