To celebrate Earth Day, learn about light pollution in this discussion with Kimberly Arcand, Ph.D., a visualization scientist and emerging technology lead for NASA’s Chandra X-ray Observatory; Valentina Alaasam, a Ph.D. candidate in the University of Nevada, Reno’s Ecology, Evolution, and Conservation Biology Program; and Rosalía Lugo, the teen programs manager at the Adler Planetarium. Join this free virtual event as they discuss the causes and effects of light pollution, its impact on wildlife, and what you can do to advocate for dark skies. Visitors can submit questions throughout the discussion!

Tune in to the webcast on this page or watch on Facebook Live on the National Air and Space Museum Facebook page.

How to attend Online