Novosibirsk

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The leaked diesel oil in engine, some 12km (7. 5 miles) from The Site of The Accident

Russian state checked have ordered lawyers in the case of "especially dangerous objects" built on the permafrost after a major oil spill in The Arctic .

emergency diesel was declared to 20,000 tons of running in a river, when a tank at a Power Plant near The City of Norilsk broke Last Friday .

of The Russian requests, recommend subsidence as The Cause .

The complex is owned by a subsidiary of Norilsk Nickel, The World 's leading nickel and palladium Producer .

and the Power Plant 's Director, Vyacheslav Petrovich Starostin, was taken into custody.

The Russian investigative Committee has opened a Criminal Case on environmental pollution and the alleged negligence.

The Arctic ice was melting in the unusually warm weather for This Time of year.

What were the tests ordered exactly?

Russia's top Prosecutor, Igor Krasnov, gave orders for regional and environmental prosecutors to conduct a "thorough review" of the "dangerous objects", the melt on "territories exposed to permafrost".

The goal is to prevent a repeat of The Incident in The Plant in the vicinity of Norilsk.

A spokesman for Mr Krasnov's department said Russian media, the prosecutors would assess the company's compliance with legislation, monitoring of the environment and measures for the prevention of emergencies.

the effectiveness of The State surveillance will also be evaluated, He Said .

What is permafrost?

The term is used for the soil is frozen continuously for two or more years.

approximately 55% of the territory of Russia, mainly in Siberia, permafrost and home to its major oil and gas Fields .

emergencies Ministry specialists were warned to be flown from the Novosibirsk

, an international forum that includes Russia, that due to Global Warming and the melting of the ice, foundations in permafrost regions could not support any longer, the loads that they did, as least in the 1980S .

storage tanks on the Yamal Peninsula , for example, are mounted on stilts.

How bad the spill was?

The leaked oil engine, some 12km (7. 5 miles) from The Site , turning over long distances, the Ambarnaya river of crimson Red .

The oil spill contaminated report 350 sq km (135 sq mile) area of The State , the media.

In a statement, Norilsk Nickel said The Incident was reported in a "timely and properly".

The State of emergency means of additional forces into the area to help with the clean-up operation.

The Accident is believed to be The Second largest in the modern Russian history in terms of volume, an expert of The World Wildlife Fund, Alexei Knizhnikov, said to the AFP news Agency.

What can be done to clean up the damage?

The Incident has to say about stark warnings of environmentalists, the extent of the oil spill and the geography of The River means it will be difficult to clean up.

Greenpeace, Exxon is in comparison to the 1989 Valdez disaster in Alaska .

experts have warned that the clean-up operation poses great challenges

Oleg Mitvol, the former Deputy head of The Russian environmental watchdog, Rosprirodnadzor, said that it had "never been an accident in The Arctic zone".

He was the " clean-up cost said could 100bn roubles (£1. 2bn; $1. 5 billion) and will take between five and 10 Years .

It is not the First Time Norilsk Nickel has been involved in the oil spills.

was responsible for turning a nearby river Red .

natural resources Minister, Dmitry Kobylkin , warned against the attempt to burn such a large amount of fuel, oil, and has suggested, try diluting the oil with the reagents.

environment, oil, siberia, russia, pollution, vladimir putin, arctic

Source of news: bbc.com