Map projections in GIS (theory)

This video explains what map projections are and how to use them in a practical way in geographic information systems. You'll learn about different projections, how to convert from degrees, minutes, seconds to decimal degrees, how to use EPSG codes, false norting, false easting, UTM and much more.
This video is part of IHE Delft OpenCourseWare. More free resources can be found at www.gisopencourseware.org
For an overview of our GIS courses and info on tailor made trainings and advise see our folder: www.un-ihe.org/sites/default/...
More information about the book "QGIS for Hydrological Applications - Recipes for Catchment Hydrology and Water Management" by Kurt Menke and Hans van der Kwast can be found at the website of Locate Press: www.locatepress.com/hyd
IHE Delft and Nieuwland Geoinformatie offer an online course. It includes support from experienced trainers and you'll get the official QGIS certificate after completion. More info at: www.learning-gis.com
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[@HansvanderKwast]

A useful site to look at when you're stuck with projections: ihatecoordinatesystems.com

[@casandrarajnarain1314]

i am doing my gis diploma , this helped me immensely, thank you

[@majablum8016]

Thank you for this video, it is very helpful for understanding the necessity of projections. I really liked the comparison with the orange 🙂

[@lucabellani611]

Hans is a very very good Teacher!!

[@radhikavardhineni8071]

Thank you it's so much helpful

[@romanajamshed4776]

Thanks, so helpful

[@HansvanderKwast]

Here's a great website showing how a square on a projected map looks like in a geographic coordinate system: mathigon.org/course/circles/spheres-cones-cylinders#sphere-maps

[@bastien43]

thanks for the video prj2epsg doesn't work anymore?

[@HansvanderKwast]

May it's temporaroly down. Let's check later again.

[@bastien43]

@@HansvanderKwast Thanks :)

[@HansvanderKwast]

I see it's still down. I don't know who to contact.

[@inf745]

Hello sir.?