The National Parks Conservation Association is America's only
private, non-profit advocacy organization dedicated solely to
protecting, preserving, and enhancing the National Park System.
NPCA was founded in 1919 and today has more than 450,000
members.
NPCA -- Protecting Parks for Future Generations
A library of national park information, including fact sheets,
congressional testimony, position statements, press releases and
media alerts, can be found on NPCA's website.