observatory-extension/doc/license.md
2016-05-17 17:13:30 -04:00

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# License
The Data Observatory is a collection of various sources of data with varying licenses. We have worked hard to find you data that will work for the broadest set of use-cases. For competency, please still review the terms for any dataset you use and respect the rights of the owners for each dataset. The following third-party data sources are used in the Data Observatory, and we have included the links to the terms governing their use.
Name | Terms link
-------|---------
ACS | [https://www.usa.gov/government-works](https://www.usa.gov/government-works)
TIGER | [https://www.usa.gov/government-works](https://www.usa.gov/government-works)
Zillow Home Value Index | [http://www.zillow.com/corp/Terms.htm](http://www.zillow.com/corp/Terms.htm)
Who's on First | [http://whosonfirst.mapzen.com#License](http://whosonfirst.mapzen.com#License)
GeoNames | [http://www.geonames.org/](http://www.geonames.org/)
GeoPlanet | [https://developer.yahoo.com/geo/geoplanet/](https://developer.yahoo.com/geo/geoplanet/)
Natural Earth | [http://www.naturalearthdata.com/about/terms-of-use/](http://www.naturalearthdata.com/about/terms-of-use/)
Quattroshapes | [https://github.com/foursquare/quattroshapes/blob/master/LICENSE.md](https://github.com/foursquare/quattroshapes/blob/master/LICENSE.md)
Zetashapes | [http://zetashapes.com/license](http://zetashapes.com/license)
Spielman & Singleton | [http://www.tandfonline.com/doi/full/10.1080/00045608.2015.1052335](http://www.tandfonline.com/doi/full/10.1080/00045608.2015.1052335)
Instituto Nacional de Estadistica | [http://www.ine.es/ss/Satellite?L=0&c=Page&cid=1254735849170&p=1254735849170&pagename=Ayuda%2FINELayout](http://www.ine.es/ss/Satellite?L=0&c=Page&cid=1254735849170&p=1254735849170&pagename=Ayuda%2FINELayout)