How do I import a large KML file into Google Maps?
Import your KML map data into Google Earth
- Using the web browser on your computer, open Google Earth.
- On the left, click Projects .
- Click the New Project button. To add a file directly to your computer, select Import KML File.
- Select the KML file you’d like to view.
How do I make a KML file smaller?
Answer
- Create a compressed or Zip folder in Windows Explorer (right click > New > Compressed (zipped) folder).
- Open the Zip file, which appears as a folder.
- Drag the KML file into the Zip file/folder.
- Rename the file to have a . kmz extension, rather than the . zip extension that it was given to it by Windows.
How do I open a big KMZ file in Google Earth?
For large GeoTIFFs files, Google Earth Pro has an option to create a super overlay and a series of KML and image tiles which change resolution when you zoom in & out. Simply drag the TIF file onto Google Earth map after which you will be prompted to create a “Super Overlay”.
How big is a county shapefile from GADM?
The file with counties they provide is around 30MB. The same shapefile from GADM is ~2MB large and contains the same level of detail (counties) with almost the same attributes. The only information I’m missing from GADM is the actual county identifier attribute that I want to use to match the counties with my data.
How to reduce the size of a shapefile?
Specifically, you can use spatial join to join the original shapefile to the GADM file, and append attributes like the county identifier to GADM shapefile so that you have both the needed attributes and a smaller shapefile. I would use the Simplify tool to reduce the numbers of Vertices.
How to import a GIS shapefile into Excel?
Import a GIS shapefile, or other vector dataset Select Import… Select your data’s file type from the Files of type menu. A message will appear, stating that the file contains more than 2500 features and could cause application performance degradation. Click the Import all button.
How big is the Central cartography agency shapefile?
The shapefile is provided by central cartography agency. The file with counties they provide is around 30MB. The same shapefile from GADM is ~2MB large and contains the same level of detail (counties) with almost the same attributes.
https://www.youtube.com/watch?v=vKipwMF7EcA