Sentences with phrase «serious nuclear accidents»

«Nobody knows the likelihood of a serious nuclear accident,» said James MacKenzie, a physicist who is a senior staff scientist for the Union of Concerned Scientists, a scientific public - interest organization.

«TEPCO claimed that the nuclear reactors would safely stop, then automatically cool down and tightly contain the radiation in the event of an earthquake, and that there would therefore be no danger that earthquakes would cause any serious nuclear accident....

Not exact matches

Technology showed its dark side in March 1979 as the Three Mile Island power plant suffered a severe core meltdown, the nation's most serious commercial nuclear accident.

Since the accident at the Fukushima Daiichi Nuclear Power Plant, the discharge of radioactive cesium, especially 137Cs (half - life: 30.17 years), into the environment has become a serious environmental problem.

John Large, an independent nuclear engineer based in London who has inspected many Soviet plants, including Tomsk, says the fuel will be flown by the Russian military to Chelyabinsk - 65, the site of a serious accident in 1957.

Thus, WIPP's mission has been to demonstrate whether the federal government and its contractors, at the cost of unknown billions of dollars can: (1) safely operate WIPP to meet the «start clean, stay clean» standard; (2) safely transport plutonium - contaminated waste through more than 20 states without serious accidents or release of radioactive or hazardous contaminants; (3) meet commitments to clean up transuranic waste at about 20 DOE nuclear weapons sites; and (4) safely close, decontaminate, and decommission the WIPP site, beginning in 2030 or sooner.

Also nuclear power becomes a serious environmental issue only in case of accidents or blatant disregard for waste removal procedures.

Serious nuclear - reactor accidents; 4.

Or to point out that many accidents and leaks in nuclear plants have happened, although most were covered up at the time, that at least one has been extremely serious (Chernobyl), and at least one another has come very close to being (Three Mile Island).

Friends of the Earth Europe has expressed alarm that the Heads of State cast a role for nuclear power in Europe's energy future, without offering solutions to its unsolved problems: how to treat and store waste for thousands of years, the risk of serious accidents, the proliferation of nuclear weapon material and how to secure nuclear plants against terrorist attacks.

In the 60 years that we have been operating nuclear plants, there have been three serious accidents globally.

This ruling allows regulators to «avoid careful consideration of serious environmental and human health impacts associated with a plan to build new nuclear reactors at the Darlington site on Lake Ontario — including the consequences of a major nuclear accident — during the project's environmental assessment.»

Liability for damage to persons and property arising from potential nuclear accidents is sufficiently serious or incalculable that the risk is uninsurable in the standard insurance markets.

To oversimplify as least slightly, nuclear power accidents have been marked, over the past half - century, by relative infrequency, and their actual severity has been, while serious, not insurmountable.