Presentations:

Managing National Park Service Basemap Data with OpenStreetMap Tools

Real Time Map Data in the National Park Service

PostgreSQL Materialized Views

Less Bots, More Humans: Using MapRoulette to Import Data

Using OpenStreetMap Infrastructure to Collect Data for our National Parks

Park Tiles — Customizing OpenStreetMap Cartography and Infrastructure

State of the Map US 2013: USGS National Map Corps