[Ráfaga] Nº213: sanfran, art, simplifying, households, footprints

[Jorge Sanz]

* All San Francisco streets explained on a map
  http://sfstreets.noahveltman.com/#18720

* On line service to select and print maps on different things
  mapisart.com

* Simplifying geometries to reduce the data bandwidth
  http://blog.cartodb.com/smaller-faster/

* Map of the USA households that are not exactly houses
  http://overflow.solutions/demographic-data/what-percentage-of-american-households-are-mobile-homes-rvs-boats-and-vans/

* World wide cartogram of ecological footprint
  http://geographical.co.uk/places/mapping/item/1300-ecological-footprints

Raf