SMEX02 Iowa Land Use Classification for Soil Moisture Study

Iowa land use classification data was collected for the Soil Moisture Experiment 2002 (SMEX02) study region. The dataset provides an image-based classification of vegetation present in the area. It is associated with the NSIDCV0 organization and was originally updated in 2002, though metadata records show a later administrative update in 2026.

Use Cases

• Calibrating and validating soil moisture models using land cover as an input parameter.
• Analyzing the relationship between vegetation types and surface soil moisture retention.
• Providing a land cover baseline for the SMEX02 study region in Iowa.

Strengths

• Data is focused on a specific, well-documented field campaign (SMEX02).
• Cross-platform presence on NASA Earthdata and Data.gov indicates recognized utility.

Limitations

• Core dataset attributes like row count, column names, and file size are unknown across all sources.
• Conflict on 'last updated' date: one source states 2002-07-17, others state 2026-03-12 (likely a metadata refresh).

Provenance

Source

NSIDCV0

Collection Method

Collected for the Iowa Soil Moisture Experiment 2002 (SMEX02).

Time Range

2002

Freshness

2026-03-12 21:37:41.483333

Geography

Iowa, USA (SMEX02 study region)