projection = d3.geoPolyconic()
.rotate([100, 0]) // Central Meridian 100°W
.center([0, 37])
.translate([w / 2, h / 2])
.scale(w * 0.79)
.clipExtent([[1, 1], [w - 1, h - 1]])
.precision(0.1)
w = Math.min(400, width)
h = w * 1.85 // aspect ratio
land = d3.json(
"https://unpkg.com/visionscarto-world-atlas/world/110m_land.geojson"
)
d3 = require("d3@5", "d3-geo-projection@2")
Purpose-built for displays of data
Observable is your go-to platform for exploring data and creating expressive data visualizations. Use reactive JavaScript notebooks for prototyping and a collaborative canvas for visual data exploration and dashboard creation.
