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Map Projections and Coordinate Systems Explained

Maps are an essential tool for navigation and spatial understanding, but did you know that no map is ever truly accurate? This video dives deep into the fascinating world of map projections and coordinate reference systems, helping you understand why maps distort reality. We explore the difference between geographic coordinate reference systems and projected coordinate reference systems, breaking down how projections affect the way we visualize our world. You’ll learn about different types of map projections, including cylindrical, conic, and planar (azimuthal) projections, and how each introduces distortions in shape, area, distance, or direction. One of the most widely used projections, the Mercator projection, plays a major role in web mapping services like Google Maps, Bing Maps, and Esri Maps. However, this projection significantly distorts the size of landmasses, making regions like Greenland appear much larger than they actually are when compared to continents like Africa. We also discuss the Transverse Mercator projection, a variation used in many mapping applications, including the Universal Transverse Mercator (UTM) system. If you've ever needed to find the correct UTM zone for a specific location, this video provides a step-by-step guide on how to do so using a UTM zone map. By the end of this video, you’ll have a solid understanding of how map projections work, why distortions occur, and how to choose the right coordinate reference system for your needs. Animated map showing the true size of each country - https://www.nature.com/nature-index/n... Keywords: map projections, coordinate reference systems, geographic coordinate system, projected coordinate system, Mercator projection, Transverse Mercator projection, UTM zones, UTM zone map, map distortions, why maps are distorted, types of map projections, cylindrical projection, conic projection, azimuthal projection, Google Maps projection, Bing Maps projection, Esri Maps projection, Greenland size distortion, Africa vs Greenland size, Universal Transverse Mercator, UTM coordinate system, choosing the right UTM zone, map accuracy, cartography basics, GIS mapping, how maps work, why maps lie, world map distortions