Graphics
Back to the Lights Out Colorado Resources page


To download the full-sized file: left-click the image, then right-click and select “save image as”
Permissions: the following may be used; credit “the National Audubon Society and the International Dark-sky Association.”
The following five graphics are available in various sizes.
Graphics for Instagram – 0.5 MB each
Graphics for Facebook – 0.4 MB each
Graphics for Twitter – 0.3 MB each
ALAN and Birds
Bird Migration Forecast
To get the current forecast graphic, go to aeroecolab.com/colorado.
Kyle Horton, aeroecolab.com, Colorado State University.
Live Radar-based Migration Map
To get Live Radar-based Migration graphics, go to https://birdcast.info/migration-tools/live-migration-maps/
Dokter, A. M. 2021. BirdCast, Cornell Lab of Ornithology.