Building a City in 16 Years: Kelowna’s Digital Twin Revolution

The documentary follows Kelowna’s transformation of its GIS capability in the context of rapid population growth and wildfire risk. Esri describes how the city’s geospatial strategy and location intelligence were used in planning and crisis response.

Nigeria Distance to Built-Up Areas — 2015–2030

A high-resolution geospatial covariate dataset providing the distance from each approximately 100 m grid cell to the nearest built-up area across Nigeria. The dataset covers annual layers from 2015 through 2030 and combines GHSL built-up data with Microsoft Building Footprints, Google Open Buildings and World Settlement Footprint data. It is useful for urban expansion analysis, settlement accessibility, land-use modelling, population studies and spatial suitability analysis. Publisher: WorldPop, University of Southampton and CIESIN.

Lagos State Rooftop Solar Potential Mapping

A building-level geospatial dataset estimating rooftop solar potential across a sample area in Lagos State. It contains suitable rooftop area, installable capacity, estimated annual electricity generation, building type, building height and roof-angle information. The building footprints were derived from very-high-resolution 0.5 m satellite stereo imagery.

Nigeria Solar Radiation Measurement Data — Bauchi and Kano

A repository of ground-based solar and meteorological measurements collected under the West African Power Pool solar resource measurement campaign. The Nigerian observations cover Bauchi from September 2021 to September 2023 and Kano from September 2021 to September 2023, with downloadable CSV, XLS and supporting PDF reports. Publisher: World Bank Group / CSP Services GmbH.

Nigeria 2025 Population by Age and Sex — ~100 m

A high-resolution WorldPop raster dataset estimating Nigeria’s population by sex and age group for 2025. The data are provided at approximately 100 m resolution in GeoTIFF format and include age groups from infants through older age categories. Publisher: WorldPop, University of Southampton.

Nigeria 2026 Gridded Population Estimates — ~100 m

WorldPop estimates of the total population per grid cell for Nigeria for 2026. The dataset is provided in GeoTIFF format at approximately 100 m resolution using WGS84, with population represented as people per pixel. The current release is identified by WorldPop as an alpha R2025A product. Publisher: WorldPop, University of Southampton.