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Earth Hour is a worldwide movement organized by the World Wildlife Fund (WWF). The event is held annually, encouraging the individuals, communities, and businesses to give an hour for Earth, and additionally marked by landmarks and businesses switching off non-essential electric lights, for one hour from 8:30 to 9:30 p.m., usually on the last Saturday of March, as a symbol of commitment to the ...
Every year for one hour in March, lights are turned off in homes, businesses and world monuments to raise awareness about climate issues facing our planet. Lights go out around the globe to ...
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This is an accepted version of this page This is the latest accepted revision, reviewed on 7 December 2024. This article is a list of freedom indices produced by several non-governmental organizations that publish and maintain assessments of the state of freedom in the world, according to their own various definitions of the term, and rank countries as being free, partly free, or using various ...
Following the success of the first Earth Day, Hayes founded the Earth Day Network and served as international chairman for Earth Day's anniversaries in 1990 [19] and 2000. [20] [21] Internationally, he is recognized for expanding the Earth Day Network to more than 180 nations. [22] It is now the world’s most widely observed secular holiday. [23]
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The 2006 State of World Liberty Index was created by combining the rankings of four other indexes of world liberty into one: the "2005 Economic Freedom of the World" Index (Fraser Institute), the "2006 Index of Economic Freedom" (The Heritage Foundation), the "2005 Freedom in the World" index (Freedom House), and the "2005 Press Freedom Index" (Reporters Without Borders).
In many scientific fields, the degrees of freedom of a system is the number of parameters of the system that may vary independently. For example, a point in the plane has two degrees of freedom for translation: its two coordinates; a non-infinitesimal object on the plane might have additional degrees of freedoms related to its orientation.