EPSG:3975 WGS 84 / NSIDC EASE-Grid Global

Projection: Cylindrical Equal-Area
Latitude of the origin: 0
Longitude of the origin
(central meridian):
Standard parallel: 30
Scaling factor: 1
False eastings: 0
False northings: 0
Ellipsoid: WGS84
Datum: WGS84
Units: meters
Global extent
(minx, miny, maxy, maxy):
-17334193.540, -7344784.825,
17334193.540, 7344784.825

NOTE: This map projection is similar to the one used in NSIDC's EASE-Grid data products. Rather than using a custom sphere for its datum, however, it uses WGS84.

PROJ.4 description: