While some people might not immediately associate blue-collar occupations with higher-level formal education, some of these managers and supervisors must have extensive knowledge of business or sciences to perform the tasks of, for example, power plant operator or agricultural manager.

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Tokyo Electric Power Co.(TEPCO) the plant operator, instituted power cuts for 5 million households in the area for three hours today.

FORBES: In Tokyo New Earthquakes, Blackouts Add To Misery

He is furious with Tokyo Electric Power, operator of the plant, for failing to acknowledge the long-term impacts of the disaster.

ECONOMIST: The mounting human costs of Japan��s nuclear disaster

Japanese media have became more critical of Prime Minister Naoto Kan's handling of the disaster, and have accused both the government and plant operator Tokyo Electric Power Co of failing to provide enough information on the incident.

BBC: Japan earthquake: Anger over Fukushima evacuation plan

The plant's operator Tokyo Electric Power Co (Tepco) said exposure to radiation levels in the No 3 reactor for four-and-a-half hours would exceed the emergency safety limit for power plant workers.

BBC: Robots record high radiation levels at Japan reactors

It could be a long wait, says the BBC's Roland Buerk in Tokyo, as the plant's operator, Tokyo Electric Power Co (Tepco), has said it aims to bring the reactors to a cold shutdown within nine months.

BBC: Japan bans entry into Fukushima evacuation zone

It spares neither the government nor Tokyo Electric Power (TEPCO), the operator of the nuclear plant.

ECONOMIST: Banyan

MidAmerican Energy is the operator of a 1600 megawatt four unit coal-fired power plant in Council Bluffs, Iowa, commonly known as Walter Scott, Jr.

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