Recent imagery can not only help you add latest features on OpenStreetMap, but also verify if the older map data still resembles what’s on the ground or not. Our friends at the World Bank are working in Cần Thơ, in the Mekong Delta of Vietnam, to manage and reduce flood risk around the city. The importance of recent imagery and map data comes into play as authorities try to anticipate the connectivity of urban areas vulnerable to a rise in the Hậu River’s water level.

can-tho An older bridge which is no longer on the river.

can-tho1 Untraced features on OpenStreetMap due to old and unclear imagery.

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