Don't Panic Geocast Episode 50 - "Some serious geometric voodoo" Projections Part 2
Jan 8, 2016
53:39
Last week we told you about many different map projections and talked about why they are all wrong. This week we’ll discuss a few of our favorites, why we like them, and when they fail us. We also have another Star Wars themed Fun Paper Friday!
Nuclear Test
Picking a Projection
- Consider what you need
- For dot density plots, equal area is important
- Mercator projection
- Gnomonic projection
- Great circle distance
- Great circle
Our Favorites
- Compare landmasses to Africa.
- Mercator puzzle
- Wikipedia lists over 60 different projections!
- Strangest: Hammer retroazimuthal projection or Waterman Butterfly Projection
- Most boring/overused: Mercator Projection or Web Mercator
- Pleasing whole-world: Robinson , Winkel tripel projection, or Armadillo
- Polar Regions: Stereographic Projection or Pierce Quincuncial Projection
Fun Paper Friday
Contact us:
Show - www.dontpanicgeocast.com - @dontpanicgeo - show@dontpanicgeocast.com
John Leeman - www.johnrleeman.com - @geo_leeman
Shannon Dulin - @ShannonDulin