No audio available for this content. This is Part 2 of the discussion I started in March with this article. It frames this discussion. I ended Part 1 of this discussion with a statement from Michael ...

Datums are baseline standards against which we measure geographic location and elevations. They are frequently referenced in state and local codes to ensure a precise, shared understanding of ...

Summary: A look at the challenge of dealing with horizontal datums in your GIS. We are moving into a new era in dealing with datum transformations. Geodata 2.0 is coming, and it can create big ...