async function getRiverData() {
return (await d3.csv(
'https://raw.githubusercontent.com/nuuuwan/misc-sl-data/master/geography.sl.rivers.csv'
)).map(function(d) {
const label = d.name;
const x = parseInt(d.length_km);
const xy = parseInt(d.catchment_area_km2);
const xyz = parseInt(d.precipitation_volume_Mm3);
return [x, xy, xyz];
return {
label: label,
xyz: [x, xy / x, xyz / xy]
};
});
}