NORSAR or Norwegian Seismic Array was established in 1968 as part of the

Norwegian Norwegian, Norwayan, or Norsk may refer to: *Something of, from, or related to Norway, a country in northwestern Europe * Norwegians, both a nation and an ethnic group native to Norway * Demographics of Norway *The Norwegian language, including ...

- US agreement for the detection of

earthquake An earthquake (also known as a quake, tremor or temblor) is the shaking of the surface of the Earth resulting from a sudden release of energy in the Earth's lithosphere that creates seismic waves. Earthquakes can range in intensity, fr ...

s and

nuclear explosion A nuclear explosion is an explosion that occurs as a result of the rapid release of energy from a high-speed nuclear reaction. The driving reaction may be nuclear fission or nuclear fusion or a multi-stage cascading combination of the two, tho ...

Description

Located at

Kjeller Kjeller is a village located near Lillestrøm in the municipality of Lillestrøm, Norway. It is located 25 kilometers north-east of Oslo. Name The Norse form of the name was probably ''Tjaldir''. This is then the plural of ''tjald'' n ' tent' ...

, north of

Oslo Oslo ( , , or ; sma, Oslove) is the capital and most populous city of Norway. It constitutes both a county and a municipality. The municipality of Oslo had a population of in 2022, while the city's greater urban area had a population ...

, NORSAR runs and maintains seismic arrays in Norway and it is the designated Norwegian National Data Centre for the

Comprehensive Nuclear Test Ban Treaty The Comprehensive Nuclear-Test-Ban Treaty (CTBT) is a multilateral treaty to ban nuclear weapons test explosions and any other nuclear explosions, for both civilian and military purposes, in all environments. It was adopted by the United Nation ...

. NORSAR conducts basic seismological research, develops software and provides consultancy for the

petroleum industry The petroleum industry, also known as the oil industry or the oil patch, includes the global processes of exploration, extraction, refining, transportation (often by oil tankers and pipelines), and marketing of petroleum products. The large ...

NORSAR was the first non-US site included in

ARPANET The Advanced Research Projects Agency Network (ARPANET) was the first wide-area packet-switched network with distributed control and one of the first networks to implement the TCP/IP protocol suite. Both technologies became the technical fou ...

in June 1973 with a connection via the Tanum Earth Station in Sweden to the Seismic Data Analysis Center (SDAC) in Virginia, United States. It was the connection point for ARPANET to spread to Peter Kirstein's research group at

University College London , mottoeng = Let all come who by merit deserve the most reward , established = , type = Public research university , endowment = £143 million (2020) , budget = ...

(UCL) the following month in July 1973. Connecting through NORSAR, the Norwegian Defence Research Establishment, along with UCL and

RSRE The Royal Signals and Radar Establishment (RSRE) was a scientific research establishment within the Ministry of Defence (MoD) of the United Kingdom. It was located primarily at Malvern in Worcestershire, England. The RSRE motto was ''Ubique ...

in Britain, were involved in testing

TCP/IP The Internet protocol suite, commonly known as TCP/IP, is a framework for organizing the set of communication protocols used in the Internet and similar computer networks according to functional criteria. The foundational protocols in the suit ...

. UCL provided a gateway between UK academic computer networks and the ARPANET via NORSAR. Since 1999, NORSAR has been an independent research foundation.

References

External links

* {{authority control Government agencies of Norway Research institutes in Norway Foundations based in Norway Organisations based in Skedsmo Organizations established in 1968 Earth science research institutes Seismological observatories, organisations and projects

Description

See also

References

External links