Post-Tropical Storm Chalane Drone Orthomosaic for Blantyre, Malawi

Post Tropical Storm Chalane drone orthomosaic imagery of Blantyre, Malawi, collected by GLOBHE's Crowddroning initiative. The dataset provides high-resolution geospatial data for damage assessment and recovery planning following the storm. It is available under a CC-BY-4.0 license, with additional data accessible on request from the provider.

Use Cases

• Damage assessment based on high-resolution orthomosaic imagery
• Change detection analysis by comparing pre- and post-storm geospatial data
• Infrastructure recovery planning using detailed visualizations of affected areas
• Training machine learning models for disaster impact classification using annotated imagery

Strengths

• Data is explicitly licensed as CC-BY-4.0, permitting broad reuse with attribution
• Cross-platform presence on HDX indicates recognized utility for humanitarian response
• Dataset is associated with a specific, documented disaster event (Tropical Storm Chalane)

Limitations

• Critical metadata is missing, including spatial resolution, acquisition date, and file size
• The listed 'last updated' date of 2026-05-23 is in the future, indicating a potential metadata error
• No column or attribute information is provided, limiting understanding of the data's structure

Provenance

Source

Globhe Drones (GLOBHE)

Collection Method

Crowddroning initiative, likely involving drone-based aerial imagery collection

Time Range

Post Tropical Storm Chalane (specific dates not provided)

Freshness

2026-05-23 10:34:41.881085

Geography

Blantyre, Malawi