Find a spatial dataset on the NASA SEDAC website and write 500 words reflecting

Find a spatial dataset on the NASA SEDAC website and write 500 words reflecting critically on the data.
https://sedac.ciesin.columbia.edu/data/sets/browse
Please name the dataset you are using.
+Is your spatial dataset vector or raster data?
+What research questions could be examined using this data?
+How and why was this spatial data obtained?
+Does anyone own the data? Could there be any competing claims to data ownership?
+Who could benefit from using this data?
+Who could be harmluved by using this data?