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Noise pollution, or sound pollution, is the propagation of noise or sound with potential harmful effects on humans and animals. The source of outdoor noise worldwide is mainly caused by machines, transport and propagation systems.
This is a list of international environmental agreements.. Most of the following agreements are legally binding for countries that have formally ratified them. Some, such as the Kyoto Protocol, differentiate between types of countries and each nation's respective responsibilities under the agreement.
Productivity in Highland Ethiopia, 1900–1987," Journal of Interdisciplinary History, 20:3, pp. 389–416. (Retrieved November 18, 2006 from JSTOR database) (Retrieved November 18, 2006 from JSTOR database)
France's national motto Liberté, égalité, fraternité, seen on a public building in Belfort.. This article lists state and national mottos for the world's nations. The mottos for some states lacking general international recognition, extinct states, non-sovereign nations, regions, and territories are listed, but their names are not bolded.
Environmental noise is an accumulation of noise pollution that occurs outside. This noise can be caused by transport, industrial, and recreational activities. [1] Noise is frequently described as 'unwanted sound'. Within this context, environmental noise is generally present in some form in all areas of human, animal, or environmental activity.
International Noise Awareness Day is a global campaign, founded in 1996 by the Center for Hearing and Communication (CHC), aiming to raise awareness of the effects of noise on the welfare and health of people. Noise affects people in many ways, but only deafness and annoyance receive actual interest from the general public. [1]
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The word slogan is derived from slogorn, which was an Anglicisation of the Scottish Gaelic and Irish sluagh-ghairm (sluagh 'army', 'host' and gairm 'cry'). [3] George E. Shankel's (1941, as cited in Denton 1980) research states that "English-speaking people began using the term by 1704".