d3.geoAlbersUsa()

graticule.outline() Returns a GeoJSON Polygon geometry object representing the outline of this graticule, i.e. along the meridians

rotation(point) Returns a new array [longitude, latitude] in degrees representing the rotated point of the

d3.geoArea(feature) Returns the spherical area of the specified GeoJSON feature in

d3.geoMercator() d3.geoMercatorRaw

path.projection([projection]) If a projection is specified, sets the current projection to the specified projection

identity.reflectY([reflect]) If reflect is specified, sets whether or not the y-dimension is reflected

projection.clipExtent([extent]) If extent is specified, sets the projection’s viewport clip extent to the specified

projection.scale([scale]) If scale is specified, sets the projection’s scale factor to the specified value

projection.stream(stream) Returns a projection stream for