1.American Civil Liberties Union The ACLU fights for our rights by challenging legislation that seeks to limit our freedoms guaranteed by the Constitution and Bill of Rights http://www.aclu.org/
2.Amnesty International Worldwide organization that seeks to raise awareness of human rights violations. http://www.amnesty.org/
3.Greenpeace NPO supporting actions against the exploitation of Earth\'s resources and creatures. http://www.greenpeace.com/
4.NORML National Organization for the Reform of Marijuana Laws http://www.norml.org/