Cyclone Chido Activation

Hi all,

OSM France, OSM Mozambique, HOT and its Open Mapping Hub in Eastern and Southern Africa are responding to the impact of Cyclone Chido that made landfall in Mayotte on 14 December, before making landfall near Pemba, Mozambique the following day. Cyclone Chido made both landfalls as a Category 4-equivalent intense tropical cyclone.

Mayotte

Mayotte in particular has experienced catastrophic damage from Chido, with thousands of residents unaccounted for. Read more on the Chido Wiki page.

The first HOT Tasking Manager project has just been launched. It focuses on Mayotte, and its focus was defined by a OSM France member who is based in Mayotte (see their post in OSM France Discourse).

Mayotte is very well mapped in OSM. But there are gaps because the available imagery is new (2023) and there are fast developing urban areas.

Mozambique

In Mozambique, 36,300 homes were badly affected and entire communities were destroyed.

Before mapping any features in Mozambique, volunteers are identifying all locations where there are buildings across a wide rural area of coastal Mozambique using MapSwipe. This should speed up the manual digitization efforts afterwards by focusing mapper activities. The MapSwipe project can be seen and directly contributed to on the MapSwipe app or on MapSwipe for web.

Wiki for overview of activation and ongoing updates

Please find the wiki page for this activation.

Please let us know if you have comments or questions.

Sam Colchester (HOT)

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