Sentences with phrase «by nuclear weapons testing»

«A tracer for CO2 transport from the Northern Hemisphere to the Southern Hemisphere was provided by 14C created by nuclear weapons testing in the 1950's and 1960's.

(The monstrous Godzilla was produced by nuclear weapons testing; sci - fi speaks to its times.)

Not exact matches

The Georgia Nuclear Aircraft Laboratory was built in the 1950s as a radiation testing ground by the Air Force and weapons manufacturer Lockheed.

However, peak testing of nuclear weapons in the atmosphere — the most potentially dangerous type of nuclear testing, as nuclear fallout could easily be dispersed by wind currents — occurred between 1961 to 1962 almost exclusively between the US and the USSR.

By one estimate, this amount would have been almost enough to both fund North Korea's uranium enrichment facilities, and to design, make and test its nuclear weapons,» the report said.

We both strongly oppose the acquisition or testing of nuclear weapons by North Korea and we both want to see a resumption of the six party talks.

But plenty of smaller earthquakes, most not even felt by humans, occur across the world every day due to detonations, such as nuclear weapons testing or mining, or rising magma linked to volcanic activity.

When North Korea conducted its recent nuclear weapon test, the blast had been detected by a global seismic sensing network operated by the Preparatory Commission for the Comprehensive Nuclear - Test - Ban Treaty Organization (nuclear weapon test, the blast had been detected by a global seismic sensing network operated by the Preparatory Commission for the Comprehensive Nuclear - Test - Ban Treaty Organization (CTBtest, the blast had been detected by a global seismic sensing network operated by the Preparatory Commission for the Comprehensive Nuclear - Test - Ban Treaty Organization (Nuclear - Test - Ban Treaty Organization (CTBTest - Ban Treaty Organization (CTBTO).

The report is replete with examples of the social controversies involving science and technology at that time - the biological and environmental effects of nuclear weapons testing, DDT and other dioxins, the use of defoliants and herbicides by the U.S. military in Vietnam, the safety of nuclear power plants, the ban on fetal research, a moratorium on recombinant DNA research, the need for human subject protections and informed consent in genetics research, the misuse of psychology as a tool for torture, the implications of national security controls on science; misconduct in science, and the role of and protections for whistleblowers - many of which continue to resonate in the science and society relationship of today.

The International Monitoring System (IMS), established by the Comprehensive Nuclear - Test - Ban Treaty, has a number of different ears to the ground to detect clandestine nuclear weapons testing: seismic networks that listen for terrestrial shock waves, hydroacoustic networks that scan the oceans for sound waves, and radionuclide networks to sniff out radioactive particles that nuclear explosions pNuclear - Test - Ban Treaty, has a number of different ears to the ground to detect clandestine nuclear weapons testing: seismic networks that listen for terrestrial shock waves, hydroacoustic networks that scan the oceans for sound waves, and radionuclide networks to sniff out radioactive particles that nuclear explosions pnuclear weapons testing: seismic networks that listen for terrestrial shock waves, hydroacoustic networks that scan the oceans for sound waves, and radionuclide networks to sniff out radioactive particles that nuclear explosions pnuclear explosions produce.

LLNL nuclear weapon physicist Gregg Spriggs is leading a team of film experts, code developers and interns on a mission to hunt down, scan and reanalyze what they estimate to be 10,000 films of the 210 atmospheric tests conducted by the U.S. between 1945 and 1962.

«It's the SKUA9 design,» Goodwin says, one of a series of primaries created by Livermore during the nuclear testing program simply to test the viability of secondaries, and never produced as a weapon.

By poring over images from commercial satellites and freely available seismic data, a scientist in London has pieced together a detailed picture of China's secret nuclear weapons testing site.

Now that the global nuclear test ban negotiations in Geneva are getting down to serious business and a ban could be achieved by March 1995, it looks increasingly likely that Britain's nuclear weapons designers will never be able to test their weapons again.

The unlikely source of much of the recent information comes from data sent back to earth by a small satellite designed to detect clandestine nuclear weapons tests.

The little - known hiatus has forced the directors of the three principal U.S. weapons laboratories to rely on other types of reliability tests, mostly conducted at other U.S. nuclear weapons facilities, when they promised in annual reports to the President and the Congress that the country's warheads will still explode in the manner intended by their designers.

The ore taken from Nevada's Comstock load financed the means by which we preserved the Union during the Civil War, and Nevada has hosted aboveground nuclear testing at the Nevada Test Site, the result being a weapon of such mass destruction that it swiftly brought the end to the World War II conflict.

Storm dates were determined by matching key markers in the sediment samples with known events; rye pollen started to appear after Europeans colonized the region, for example, and exotic caesium isotopes settled in the pond following nuclear weapons tests.

As a result of this mission and others, all atmospheric testing of nuclear weapons by the United States was stopped.

The program was started by the nuclear weapons part of the DOE so that the performance of hydrogen bombs could be understood without further testing.

Fossil fuel combustion has dispersed fly ash particles worldwide, pretty well coincident with the peak distribution of the «bomb spike» of radionuclides generated by atmospheric testing of nuclear weapons, Dr Waters says.

The reference core top date must be approximately correct, since 3 cm below was the classic isotope «bomb spike» caused by atmospheric nuclear weapons testing in the 1950's.

A portion of the funds raised in the ICO offering will also be used to finance health care to islanders still affected by US nuclear weapons testing in the area decades ago, Paul said.