High res satellite imagery of Africa at 1km resolution
The satellite image of Africa at 1 km per pixel resolution gives an image 12000 pixels wide by 9600 pixels high giving an image 80 inches wide at 150 dpi. The uncompressed file size is 346 MB. Projection is defined as Plate Carree / Geographical / Linear.
The satellite systems provide frequent global coverage and generate realistic land surface colour for anywhere in the world.
Ocean color is derived from a combination of ocean depth and ocean chlorophyll observations. Polar areas covered by sea ice are derived from individual optical images.