S/N

Dataset

Source

Method of Collection

1

Wind Speed

United States National Air Space Agency (NASA) website

Wind speed layer at 50m height was downloaded in Netcdf format, values were extracted to randomly created points and interpolated.

2

Slope

United State Geological Survey (Shuttle Radar Topographical Mission) DEM

Slope layer was extracted from the DEM.

3

Transmission Network

World Bank Data Catalog

Zipped shapefile of Nigerian Electricity Transmission Network was downloaded for http://datacatalog.worldbank.org/dataset/nigeria-electricity-transmission-network.

4

Road and Railway Network

DIVA-GIS

Shapefile of the road network within the study area was downloaded from diva-gis online (https://www.diva-gis.org/gdata) and the railway was digitized from existing hardcopy map.

5

Ecologically Significant Areas

Nasarawa Geographic Information Service (NAGIS)

Hardcopy map of Nasarawa state forest reserves was obtained and georeferenced and the existing reserves and wetlands were digitized from the it.

6

Land cover/use

NAGIS

Softcopy map of latest (2019) land cover/use map of the State was obtained.

7

Settlement Points

DIVA-GIS

Gazetteer of places was downloaded and XY coordinates were added to the study area and exported as shapefiles.

8

Inland water (rivers)

DIVA-GIS

Inland water layer (shapefile) was downloaded from diva-gis online (https://www.diva-gis.org/gdata).

9

Administrative Map

DIVA-GIS

Downloaded from diva-gis online (https://www.diva-gis.org/gdata).