Writing in the journal Nature in 2007, researchers found that concentrations of the greenhouse gas near the ground also damaged plants sensitive to the gas, reducing their effectiveness to absorb carbon dioxide.

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The BBC meanwhile reports that Toshiba has shut down one of its two LCD plants to recalibrate sensitive equipment, while Hitachi has also shut a damaged Tokyo factory.

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Semiconductor plants are extremely sensitive.

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G4S provides guards for nuclear power plants, chemical plants, government buildings and other sensitive sites, and it is prohibited by state law from hiring people with felony convictions as security officers.

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The plants there that make microchips are extremely sensitive to vibration and were forced to shut down.

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Some of them suffer from February to June, sensitive not only to dust and mould but to most of Arizona's wild flowers and plants.

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The court heard the plants were contained in a custom-built bunker which could not be detected by the heat sensitive equipment often used by police.

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