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491K

Total Mappers Total number of Mappers using HOT Tasking Manager - as of May 2024

260M

Total Map Edits Total number of edits mapped using HOT Tasking Manager - as of May 2024

156.4M

Buildings Mapped Total number of buildings mapped using HOT Tasking Manager - as of May 2024

3.4M

Roads Mapped (KM) Total length of roads mapped using HOT Tasking Manager - as of May 2024

Updates

12 Dec 2024

Humanitarian Mapping with WhatsApp: Introducing ChatMap

ChatMap, turns WhatsApp chats into instant maps, extracting location data and messages. Ideal for disaster-prone areas, it enhances communities with limited tech skills, even offline.

Global - Emilio Mariscal

10 Dec 2024

Call for Case Studies: Demonstrating the Impact of Open Community Mapping in Urban Climate Action

HOT and its allies in the mapping and climate science community are working to establish open community mapping as a key strategy in addressing urban climate challenges. The initiative aims to publish research in leading scientific journals and influence the IPCC’s upcoming report. To bolster this initiative, HOT invites case studies showcasing the application of open community mapping in urban climate and development action. These submissions will be instrumental in advancing the global recognition of open mapping.

Global - Sam Colchester

10 Dec 2024

Huellas de Carbono: Acción y Conciencia ante las Emisiones de CO2 con Mapeo Abierto

Estudiantes de la asignatura de “Orientación y Ecología” del CPEM-57 en San Martín de los Andes, Argentina emplean herramientas de mapeo abierto para medir las consecuencias ambientales que tienen los medios de transportes utilizados y así proponer medidas con las cuales las emisiones de CO2 podrían ser reducidas en la localidad.

Argentina - Luis Miguel Bande Jaramillo

Our Impact

HOT's work is global in scale and contributes to the achievement of the Sustainable Development Goals (SDGs). Our Monitoring and Evaluation framework is constantly evolving to ensure tangible and measurable impact. Check out our core impact areas and learn more about where we're making a difference.