The rationale for censorship is different for various types of data censored.
The global carbon budget is the balance of exchanges (incomes and losses) of carbon between the carbon reservoirs or within one specific loop of the carbon cycle.
Censorship presents a danger to an open, democratic world.
Some thinkers understand censorship to include other attempts to suppress points of view or the exploitation of negative propaganda, media manipulation, spin, disinformation or "free speech zones."
The main organ for official censorship in the Soviet Union was the Chief Agency for Protection of Military and State Secrets, generally known as the Glavlit, its Russian acronym.
Censorship through government action is taken to a ridiculous extent and lampooned in the Ray Bradbury novel Fahrenheit 451.
Another benign use of censorship is that of information that is secret for national security purposes.
Moral censorship is the means by which any material that contains what the censor deems to be of questionable morality is removed.
On December 19, 1941, President Franklin Delano Roosevelt signed Executive Order 8985, which established the Office of Censorship and conferred on its director the power to censor international communications in "his absolute discretion."
Censorship is the editing, removing, or otherwise changing speech and other forms of human expression.
Under the Soviet regime there were a number of organizations responsible for censorship.
The omission of selected voices in the content of stories also serves to limit the spread of ideas, and is often called censorship.
More recently, the official exclusion of television crews from locales where coffins of military dead were in transit has been cited as a form of censorship.
Technological advances in communication, such as the Internet, have overcome some censorship.
Democratic nations are represented, especially among Western government, academic, and media commentators, as having somewhat less institutionalized censorship, and as instead promoting the importance of freedom of speech.
Political censorship occurs when governments conceal secrets from their citizens.
In another example, graphic violence resulted in the censorship of the 1932 "culturally, historically, or aesthetically significant" movie entitled Scarface originally completed in 1930.
Modern Iran practices a good deal of censorship over the printed press and the internet.
One of the earliest known forms of censorship in Great Britain was the British Obscenity Laws.
The Russian Empire had a branch within the government devoted to censorship (among other tasks) known as the Third Section of His Imperial Majesty's Own Chancellery.
Iran is now considered to be one of the most repressive Internet-censorship regimes in the world.
Democracies do not officially approve of political censorship but often endorse it privately.
Religious censorship is the means by which any material objectionable to a certain faith is removed.
The former Soviet Union maintained a particularly extensive program of state-imposed censorship.
During World War II, The American Office of Censorship, an emergency wartime agency, heavily censored reporting.
Despite its many disreputable uses, censorship also serves a more benign end.
Official censorship might occur at any jurisdictional level within a state or nation that otherwise represents itself as opposed to formal censorship.
Corporate censorship is the process by which editors in corporate media outlets intervene to halt the publishing of information that portrays their business or business partners in a negative light.
Discussion of censorship often includes less formal means of controlling perceptions by excluding various ideas from mass communication.
Censorship has occurred all over the world, and has been evident since recorded history in numerous societies.
There existed two official government arms for censorship: Hauptverwaltung Verlage und Buchhandel (HV), and the Bureau for Copyright (Bьro fьr Urheberrechte).
Suppression of access to the means of dissemination of ideas can function as a form of censorship.
The use of the "inappropriate" distinction is in itself controversial, as it can lead to a slippery slope enforcing wider and more politically-motivated censorship.
Censorship also figures prominently in George Orwell's novel 1984.
The HV determined the degree of censorship and the way of publishing and marketing the work.
The Third Section and Gendarmes became associated primarily with the suppression of any liberal ideas as well as strict censorship on printed press and theater plays.
The World War II catchphrase "Loose lips sink ships" was used as a common justification to exercise official wartime censorship and encourage individual restraint when sharing potentially sensitive information.
Many argue that censorship is necessary for a healthy society and in some cases may be for the protection of the public.
Military censorship is the process of keeping military intelligence and tactics confidential and away from the enemy.
Censorship is regarded among a majority of academics in the Western world as a typical feature of dictatorships and other authoritarian political systems.
Self censorship is censorship imposed on the media in a free market by market or cultural forces rather than a censoring authority.
The visible motive of censorship is often to stabilize, improve, or persuade the societal group that the censoring organization would have control over.