In The National Map Viewer, under "Other Featured Data" - viewer.nationalmap.gov/beta (or live viewer), Along with TNM base data overlays, there are several featured data mashups from other Science, Hazards, and Land Management programs. Challenge: 1. Give making a mashup with one of these services a try 2. Copy your link or Print PDF in the upper right of the viewer 3. Submit your idea as part of the mashathon: USGS ...more »
Voting on Ideas
Vote for your favorite ideas by clicking on the up arrow.To undo an upvote, simply click the arrow again. This second click removes your vote.