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 …

Jan 10, 2021 · Clickable map of Iran provinces. Reference: https://observablehq.com/@mbostock/u-s-state-map Provinces Scratchpad Useful References Source GeoJSON Imports

Introduction Flight Information Regions (FIR) are the largest regular division of airspace in use in the world today. In theory, every portion of the atmosphere belongs to a specific FIR. Smaller countries’ …