Multimedia Gallery
April 15, 2014
Videos credited to the National Science Foundation, an agency of the U.S. Government, may be distributed freely. However, some materials within the videos may be copyrighted. If you would like to use portions of NSF-produced programs in another product, please contact the Video Team in the Office of Legislative and Public Affairs at the National Science Foundation.
Additional information about general usage can be found in Conditions.
Recovery of acid lakes in New York's Adirondack Mountains.
Scientists at NSF's Hubbard Brook LTER site project acid rain effects in different emissions controls scenarios.
Credit: LTER/NSF
Videos credited to the National Science Foundation, an agency of the U.S. Government, may be distributed freely. However, some materials within the videos may be copyrighted. If you would like to use portions of NSF-produced programs in another product, please contact the Video Team in the Office of Legislative and Public Affairs at the National Science Foundation.
Additional information about general usage can be found in Conditions.
Related story: Earth Day in the future: What will it be like?