What is GIS? | Geographic Information System Mapping Technology

𝐅𝐫𝐞𝐞 𝐆𝐈𝐒 𝐃𝐚𝐭𝐚𝐬𝐞𝐭𝐬 𝐘𝐨𝐮 𝐂𝐚𝐧 𝐒𝐭𝐚𝐫𝐭 𝐔𝐬𝐢𝐧𝐠 𝐑𝐢𝐠𝐡𝐭 𝐍𝐨𝐰! Great maps start with great data — and you don’t have to pay for it. Across the world, organizations like NASA, USGS, ESA, and OpenStreetMap are making high-quality GIS datasets available for free, giving anyone the power to explore and analyze the planet like a professional. From detailed satellite imagery and elevation models to population maps and environmental data, these open resources are transforming h