This means no artificial fertilizers, chemical pesticides, herbicides, plant growth regulators or genetically modified organisms.

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Under state law, Georgia Power's customers must pay for the nuclear plant unless regulators find its costs were unreasonable.

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Macfarlane said the agency won't let the San Onofre plant reopen until regulators are certain it can operate safely, which may take several months.

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But zinc fingers, because of their precision, could give Dow a significant leg up by cutting a year or two off the six to eight years it now takes to develop a modified plant and get it past regulators.

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Indeed, regulators are sometimes flatly ignored: the plant in Perthshire was approved in December despite objections from the Scottish Environmental Protection Agency.

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One trick is to build plants just over the border in a more welcoming country: Sempra, an American firm, has built a regasification plant in Mexico, just across the border from California, where regulators have yet to approve such a facility.

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Months before regulators had cleared the merger, his planners already had set plant closings, consolidations and job cuts.

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