World Map using the Eckert IV Projection
KML and GeoRSS overlays are disabled for this projection because it is not currently supported by the proj4js library. proj4js is used by OpenLayers to re-project data.
The Eckert IV Projection is an equal area pseudo-cylindrical projection with elliptical arc meridians. Further information can be found on the Eckert IV & VI Projections information page.