====== Análisis espaciales ======

  * Got elevation data from google earth -> https://www.youtube.com/watch?v=isDop9WKdjk
  * https://towardsdatascience.com/building-kriging-models-in-r-b94d7c9750d8
  * https://towardsdatascience.com/geostatistics-in-practice-using-r-4b7d32b7840d
  * https://search.asf.alaska.edu/