April 22, 2010 - 40th Anniversary of Earth Day at Independence Mall, site of the Honor the Earth: Abolish Nuclear Weapons Rally & Ceremony & Start of the Inter-Faith Peace Walk for Nuclear Abolition walk to the Nuclear Non-Proliferation Treaty (NPT) Review at the UN, NYC.
The first Earth Day Demonstration in Philadelphia, April 22, 1970, was held at the Judge Lewis Quadrangle, which is now the site of the Independence Museum.
![[help]](/images/question.gif "[help]")
)![[Attribution-No Derivative Works 3.0 United States]](http://i.creativecommons.org/l/by-nd/3.0/us/88x31.png "[Attribution-No Derivative Works 3.0 United States]")
![[item image]](http://ia600303.us.archive.org/5/items/EarthDay2010RallyAndCeremonyPhilaPa_785/EarthDay2010.gif?cnt=0 "[item image]")
