SMEX03 Vegetation and Soil Moisture Data for Georgia

Vegetation and soil moisture data were collected over Georgia, USA, as part of the Soil Moisture Experiment 2003 (SMEX03). The dataset is produced by the National Aeronautics and Space Administration and includes measurements related to biomass, plant characteristics, and reflectance. Data files are available in BIN, ISO, and HTML formats.

Use Cases

• Validating satellite soil moisture retrievals using ground-based vegetation and reflectance indices.
• Modeling the relationship between biomass and soil water content in agricultural regions.
• Analyzing spatial patterns of vegetation cover and plant characteristics for ecological studies.
• Assessing land surface conditions by combining soil moisture and atmospheric radiation data.

Strengths

• Data originates from a controlled NASA field experiment (SMEX03), ensuring a focused scientific collection.
• Covers multiple interrelated earth science domains: soil moisture, vegetation, and atmospheric radiation.

Limitations

• Specific column names, row counts, and file sizes are not documented across any platform.
• Conflicting last updated dates exist: one source shows 2003-07-21, while others show a future date of 2026-03 12.

Provenance

Source

National Aeronautics and Space Administration

Collection Method

Collected over the Soil Moisture Experiment 2003 (SMEX03) area.

Time Range

2003

Freshness

2026-03-12 19:48:32.454008

Geography

Georgia, USA