US Census 2010: Apportionment Data -- The Census Bureau's interactive map widget enables users to view 10 decades of apportionment history, current apportionment totals and our country's changing population through the past century. Apportionment is the process of dividing the 435 seats in the House of Representatives among the 50 states. Puerto Rico and the District of Columbia are not included.
The NYPL Map Rectifier is a tool for digitally aligning ("rectifying") historical maps from the NYPL's collections to match today's precise maps. Visitors can browse already rectified maps or assist the NYPL by aligning a map. Play the video above to tour the site and learn how to rectify a map yourself.
For in-depth information and resources including self-paced training that centers on mapping and geospatial technologies you can sign up to participate in the Blackboard course Cartography and Geographic Information Systems (GIS). You will find in the course instructions on how to obtain course codes for the ESRI Virtual Campus courses. This course never expires. Directions on how to get there:
Google Earth and Google MapsThis workshop provides an introduction to the different types of virtual globes and online map applications that are available and explores how they can be used in research and instruction.
Event: GeoPDF Demonstration with Adam Estrada and Jesse Hardin of TerraGo Technologies.
This Friday, the workshop “Working with Digital Topographic Maps” will be rescheduled to accommodate a demonstration of GeoPDF technology by Adam Estrada and Jesse Hardin of TerraGo Technologies. GeoPDF enables users to view, manipulate and update maps and images within an Adobe Reader environment. Users can measure length and area, change coordinate displays, search for attributes and view layers.